
Rare Disease Directory A - C
- Aarskog syndrome
- Aase Smith syndrome
- Aase syndrome
- ABCD syndrome
- Abderhalden-Kaufmann-Lignac syndrome
- Abdominal aortic aneurysm
- Abdominal chemodectomas with cutaneous angiolipomas
- Abdominal cystic lymphangioma
- Abdominal obesity metabolic syndrome
- Aberrant subclavian artery
- Abetalipoproteinemia
- Abidi X-linked mental retardation syndrome
- Ablepharon macrostomia syndrome
- Abrikosov's tumor
- Abruzzo Erickson syndrome
- Absence of gluteal muscle
- Absence of septum pellucidum
- Absence of Tibia
- Absence of tibia with polydactyly
- Absent abdominal musculature with microphthalmia and joint laxity
- Absent breasts and nipples
- Absent corpus callosum cataract immunodeficiency
- Absent patella
- Absent T lymphocytes
- Abuse dwarfism syndrome
- Acalvaria
- Acanthamoeba infection
- Acanthocheilonemiasis
- Acanthocytosis
- Acanthokeratodermia
- Acanthoma
- Acanthosis nigricans
- Acanthosis nigricans muscle cramps acral enlargement
- Acardia
- Acatalasemia
- Accessory deep peroneal nerve
- Accessory navicular bone
- Accessory pancreas
- Aceruloplasminemia
- Acetylcarnitine deficiency
- Acetyl-coa acetyltransferase 2 deficiency
- Achalasia
- Achalasia Addisonianism Alacrimia syndrome
- Achalasia alacrimia syndrome
- Achalasia microcephaly
- Achalasia, familial esophageal
- Achard syndrome
- Achard-Thiers syndrome
- Acheiropodia
- Achondrogenesis type 1A
- Achondrogenesis type 1B
- Achondrogenesis type 2
- Achondrogenesis type 3
- Achondrogenesis type 4
- Achondroplasia
- Achondroplasia and Swiss type agammaglobulinemia
- Achromatopsia
- Achromatopsia 1
- Achromatopsia 2
- Achromatopsia 3
- Achromatopsia incomplete, X-linked
- Acidemia, isovaleric
- Acinic cell carcinoma
- Acitretin embryopathy
- Ackerman syndrome
- Acoustic neuroma
- Acquired agranulocytosis
- Acquired amegakaryocytic thrombocytopenia
- Acquired angioedema
- Acquired fructose intolerance
- Acquired hemophilia
- Acquired hypoprothrombinemia
- Acquired ichthyosis
- Acquired prothrombin deficiency
- Acquired pure megakaryocytic aplasia
- Acral dysostosis dyserythropoiesis
- Acral lentiginous melanoma
- Acro coxo mesomelic dysplasia
- Acrocallosal syndrome, Schinzel type
- Acrocephalopolydactyly
- Acrocephaly pulmonary stenosis mental retardation
- Acrodermatitis
- Acrodermatitis enteropathica
- Acrodysostosis
- Acrodysplasia scoliosis
- Acrodysplasia with ossification abnormalities, short stature, and fibular hypoplasia
- Acrofacial dysostosis 1, Nager type
- Acrofacial dysostosis ambiguous genitalia
- Acrofacial dysostosis atypical postaxial
- Acrofacial dysostosis Catania form
- Acrofacial dysostosis Preis type
- Acrofacial dysostosis Rodriguez type
- Acrofacial dysostosis, Palagonia type
- Acrofrontofacionasal dysostosis syndrome
- Acrogeria, gottron type
- Acrokeratoelastoidosis of Costa
- Acromegaloid changes, cutis verticis gyrata and corneal leukoma
- Acromegaloid facial appearance syndrome
- Acromegaloid features, overgrowth, cleft palate, and hernia
- Acromegaloid hypertrichosis syndrome
- Acromegaly
- Acromelic frontonasal dysplasia
- Acromesomelic dysplasia
- Acromesomelic dysplasia Campailla Martinelli type
- Acromesomelic dysplasia Hunter Thompson type
- Acromesomelic dysplasia, Maroteaux type
- Acromicric dysplasia
- Acroosteolysis dominant type
- Acropectoral syndrome
- Acropectorenal field defect
- Acropectorovertebral dysplasia
- Acrorenal mandibular syndrome
- Acrorenal syndrome recessive
- Acrospiroma
- ACTH deficiency
- ACTH resistance
- Actinic cheilitis
- Actinomycetales infection
- Acutane embryopathy
- Acute articular rheumatism
- Acute biphenotypic leukemia
- Acute cholinergic dysautonomia
- Acute disseminated encephalomyelitis
- Acute erythroblastic leukemia
- Acute erythroleukemia
- Acute fatty liver of pregnancy
- Acute hemorrhagic leukoencephalitis
- Acute idiopathic polyneuritis
- Acute intermittent porphyria
- Acute lymphoblastic leukemia
- Acute lymphoblastic leukemia congenital sporadic aniridia
- Acute lymphoblastic leukemia, Childhood
- Acute megakaryoblastic leukemia
- Acute monoblastic leukemia
- Acute mountain sickness
- Acute myeloblastic leukemia type 1
- Acute myeloblastic leukemia type 2
- Acute myeloblastic leukemia type 3
- Acute myeloblastic leukemia type 4
- Acute myeloblastic leukemia type 5
- Acute myeloblastic leukemia type 6
- Acute myeloblastic leukemia type 7
- Acute myeloblastic leukemia with maturation
- Acute myeloblastic leukemia without maturation
- Acute myelocytic leukemia
- Acute myeloid leukemia, adult
- Acute myeloid leukemia, childhood
- Acute myelomonocytic leukemia
- Acute necrotizing ulcerative gingivitis
- Acute non lymphoblastic leukemia (generic term)
- Acute posterior multifocal placoid pigment
- Acute promyelocytic leukemia
- Acute respiratory distress syndrome
- Acute zonal occult outer retinopathy
- Acyl-CoA oxidase deficiency
- Adactylia unilateral dominant
- Adams Nance syndrome
- Adams Oliver syndrome
- Addison's disease
- Adducted thumb and clubfoot syndrome
- Adducted thumb syndrome recessive form
- Adducted thumbs Dundar type
- Adenine phosphoribosyltransferase deficiency
- Adenoameloblastoma
- Adenocarcinoid tumor
- Adenocarcinoma of lung
- Adenoid cystic carcinoma
- Adenoma of the adrenal gland
- Adenomyosis
- Adenosarcoma of the uterus
- Adenosine deaminase deficiency
- Adenosine monophosphate deaminase deficiency
- Adenosine triphosphatase deficiency, anemia due to
- Adenylosuccinate lyase deficiency
- Adie syndrome
- Adiposis dolorosa
- Adnexal, spiradenoma/cylindroma, of a sweat gland
- Adrenal adenoma, familial
- Adrenal cancer
- Adrenal gland hyperfunction
- Adrenal gland hypofunction
- Adrenal hyperplasia
- Adrenal hyperplasia 2
- Adrenal hyperplasia congenital type 5
- Adrenal hypertension
- Adrenal incidentaloma
- Adrenal macropolyadenomatosis
- Adrenal medulla cancer
- Adrenocortical carcinoma
- Adrenoleukodystrophy, autosomal, neonatal form
- Adrenomyodystrophy
- Adult low grade infiltrative supratentorial Astrocytoma Oligodendroglioma
- Adult onset angioedema
- Adult onset Still's disease
- Adult progressive spinal muscular atrophy Aran Duchenne type
- Adult spinal muscular atrophy
- ADULT syndrome
- Adult-onset citrullinemia type 2
- Advanced sleep phase syndrome, familial
- Aerobic actinomyces infection
- Afibrinogenemia
- Agammaglobulinemia X-linked type 2
- Agammaglobulinemia, microcephaly, and severe dermatitis
- Agammaglobulinemia, non-Bruton type
- Aganglionosis, total intestinal
- AGAT deficiency
- Aggressive fibromatosis
- Aggressive systemic mastocytosis
- Aglossia and Situs Inversus
- Agnathia-microstomia-synotia
- Agnosia
- Agyria pachygyria polymicrogyria
- Agyria-pachygyria type 1
- Ahumada-Del Castillo syndrome
- Aicardi syndrome
- Aicardi-Goutieres syndrome
- Aicardi-Goutieres syndrome 5
- AIDS Dementia Complex
- AIDS dysmorphic syndrome
- Ainhum
- Akaba Hayasaka syndrome
- Akesson syndrome
- Aksu von Stockhausen syndrome
- Al Awadi syndrome
- Al Gazali Aziz Salem syndrome
- Al Gazali Donnai Mueller syndrome
- Al Gazali Hirschsprung syndrome
- Al Gazali Khidr Prem Chandran syndrome
- Al Gazali Sabrinathan Nair syndrome
- Alagille syndrome
- Albers-Schonberg disease
- Albinism
- Albinism deafness syndrome
- Albinism immunodeficiency
- Albinism ocular late onset sensorineural deafness
- Albinism, minimal pigment type
- Albrecht Schneider Belmont syndrome
- Albright like syndrome
- Albright's hereditary osteodystrophy
- Alcohol antenatal infection
- Aldolase A deficiency
- Aldred syndrome
- Aleukemic leukemia cutis
- Alexander disease
- Al-gazali syndrome
- Alkaptonuria
- Allain Babin Demarquez syndrome
- Allan-Herndon-Dudley syndrome
- Allanson Pantzar McLeod syndrome
- Allergic angiitis
- Allergic autoimmune thyroiditis
- Allergic bronchopulmonary aspergillosis
- Allergic encephalomyelitis
- Aloi Tomasini Isaia syndrome
- Alopecia congenita keratosis palmoplantaris
- Alopecia contractures dwarfism mental retardation
- Alopecia epilepsy oligophrenia syndrome of Moynahan
- Alopecia immunodeficiency
- Alopecia macular degeneration growth retardation
- Alopecia mental retardation hypogonadism
- Alopecia mental retardation syndrome
- Alopecia totalis
- Alopecia universalis
- Alopecia universalis onychodystrophy vitiligo
- Alopecia, epilepsy, pyorrhea, mental subnormality
- Alpers disease
- Alpha 1-antitrypsin deficiency
- Alpha mannosidosis type 2
- Alpha-2 deficient collagen disease
- Alpha-ketoglutarate dehydrogenase deficiency
- Alpha-mannosidosis type 1
- Alpha-Thalassemia
- Alpha-thalassemia-abnormal morphogenesis
- Alport syndrome
- Alport syndrome, dominant type
- Alport syndrome, recessive type
- Alsing syndrome
- Alstrom syndrome
- Alternating hemiplegia of childhood
- Aluminium lung
- Alveolar capillary dysplasia
- Alveolar echinococcosis
- Alveolar soft part sarcoma
- Alveolitis, extrinsic allergic
- Alves Castelo dos Santos syndrome
- Alzheimer disease type 1
- Alzheimer disease type 2
- Alzheimer disease type 3
- Alzheimer disease type 4
- Alzheimer disease, familial
- Alzheimer's disease without Neurofibrillary tangles
- Amastia
- Amaurosis congenita of Leber
- Amaurosis congenita of Leber, type 2
- Amaurosis congenita of Leber, type 5
- Amaurosis fugax
- Amaurosis hypertrichosis
- Ambras syndrome
- Amebiasis
- Amelia cleft lip palate hydrocephalus iris coloboma
- Amelogenesis imperfecta
- Amelogenesis Imperfecta hypomaturation type
- Amelogenesis imperfecta local hypoplastic form
- Amelogenesis imperfecta nephrocalcinosis
- Amelogenesis imperfecta pigmented hypomaturation type
- Amelogenesis imperfecta, hypoplastic type, IG
- Amelogenesis imperfecta, hypoplastic/hypomaturation, X-linked 1
- Amelogenesis imperfecta, hypoplastic/hypomaturation, X-linked 2
- Ameloonychohypohidrotic syndrome
- Aminoacidopathies
- Aminoaciduria
- Aminoacylase 1 deficiency
- Amish lethal microcephaly
- Amniotic band syndrome
- Ampola syndrome
- Amyloid angiopathy
- Amyloid Neuropathies
- Amyloid polyneuropathy, transthyretin related
- Amyloidosis
- Amyloidosis of gingiva and conjunctiva mental retardation
- Amyloidosis, familial visceral
- Amyopathic dermatomyositis
- Amyoplasia
- Amyoplasia mandibulofacial dysostosis
- Amyotonia congenita
- Amyotrophic lateral sclerosis
- Amyotrophic lateral sclerosis type 2
- Amyotrophic lateral sclerosis, type 6
- Amyotrophic lateral sclerosis-parkinsonism/dementia complex 1
- Amyotrophy, monomelic
- Amyotrophy, neurogenic scapuloperoneal, New England type
- Anal cancer
- Anal sphincter dysplasia
- Anaplastic large cell lymphoma
- Anaplastic small cell lymphoma
- Anauxetic dysplasia
- Ancylostoma duodenale
- Androgen insensitivity syndrome
- Androgen insensitivity syndrome, partial
- Androgenetic alopecia
- Anemia, Diamond-Blackfan, 2
- Anemia, Diamond-Blackfan, 3
- Anemia, hereditary spherocytic hemolytic
- Anemia, hypochromic microcytic
- Anemia, Hypoplastic, Congenital
- Anemia, Sideroblastic
- Anemia, sideroblastic spinocerebellar ataxia
- Anencephaly
- Anencephaly and spina bifida X-linked
- Aneuploidy
- Aneurysm of sinus of Valsalva
- Aneurysm, intracranial berry, 2
- Aneurysmal bone cysts
- Angel shaped phalangoepiphyseal dysplasia
- Angelman syndrome
- Angiofollicular ganglionic hyperplasia
- Angiofollicular lymph hyperplasia
- Angioimmunoblastic with dysproteinemia lymphadenopathy
- Angiokeratoma mental retardation coarse face
- Angioma hereditary neurocutaneous
- Angioma serpiginosum, autosomal dominant
- Angioma serpiginosum, X-linked
- Angiomatosis encephalotrigeminal
- Angiomatosis leptomeningeal capillary - venous
- Angiomatosis systemic cystic Seip syndrome
- Angiomatosis, diffuse corticomeningeal, of Divry and Van Bogaert
- Angiomyomatous Hamartoma
- Angiosarcoma of the breast
- Angiosarcoma of the liver
- Angiosarcoma of the scalp
- Angiostrongyliasis
- Angiotensin renin aldosterone hypertension
- Anguillulosis
- Aniridia
- Aniridia absent patella
- Aniridia ataxia renal agenesis psychomotor retardation
- Aniridia cerebellar ataxia mental deficiency
- Aniridia mental retardation syndrome
- Aniridia ptosis mental retardation obesity familial
- Aniridia renal agenesis psychomotor retardation
- Aniridia, sporadic
- Aniridia, type 2
- Anisakiasis
- Ankle defects short stature
- Ankyloblepharon filiforme adnatum cleft palate
- Ankyloblepharon filiforme imperforate anus
- Ankyloglossia heterochromia clasped thumbs
- Ankylosing spondylarthritis
- Ankylosis of teeth
- Ankylostomiasis
- Annular constricting bands
- Annular pancreas
- Annuloaortic ectasia
- Anodontia
- Anonychia congenita
- Anonychia ectrodactyly
- Anonychia microcephaly
- Anonychia onychodystrophy
- Anonychia-onychodystrophy with brachydactyly type B and ectrodactyly
- Anonychia-onychodystrophy with hypoplasia or absence of distal phalanges
- Anophthalmia cleft lip palate hypothalamic disorder
- Anophthalmia cleft palate micrognathia
- Anophthalmia esophageal atresia cryptorchidism
- Anophthalmia megalocornea cardiopathy skeletal anomalies
- Anophthalmia microcephaly hypogonadism
- Anophthalmia or microphthalmia, retinal dystrophy and/or myopia associated with brain anomalies
- Anophthalmia plus syndrome
- Anophthalmia short stature obesity
- Anophthalmia with pulmonary hypoplasia
- Anophthalmos with limb anomalies
- Anorchia
- Anorectal atresia
- Anotia facial palsy cardiac defect
- Ansell Bywaters Elderking syndrome
- Anterior horn disease
- Anterior pituitary insufficiency, familial
- Anterior polar cataract 2
- Anterior segment mesenchymal dysgenesis
- Anterior spinal artery stroke
- Anthrax
- Anti-factor 8 autoimmunization
- Antigen-peptide-transporter 2 deficiency
- Anti-HLA hyperimmunization
- Antihypertensive drugs antenatal infection
- Antiphospholipid syndrome
- Anti-plasmin deficiency, congenital
- Antisocial personality disorder
- Antisynthetase syndrome
- Antithrombin deficiency type 2
- Antithrombin deficiency, congenital
- Antley-Bixler syndrome
- Anton's syndrome
- Aorta-pulmonary artery fistula
- Aortic aneurysm, familial thoracic 3
- Aortic aneurysm, familial thoracic 4
- Aortic arch anomaly with peculiar facies and mental retardation
- Aortic arch interruption
- Aortic arches defect
- Aortic coarctation
- Aortic dissection lentiginosis
- Aortic supravalvular stenosis
- Aortic valve stenosis
- Aortic valves stenosis of the child
- Aortic window
- Apert like polydactyly syndrome
- Apert syndrome
- Aphakia, congenital primary
- Aphalangia syndactyly microcephaly
- Aphthous stomatitis
- Aplasia cutis autosomal recessive
- Aplasia cutis congenita
- Aplasia cutis congenita dominant
- Aplasia cutis congenita epibulbar dermoids
- Aplasia cutis congenita intestinal lymphangiectasia
- Aplasia cutis congenita of limbs recessive
- Aplasia cutis congenita recessive
- Aplasia cutis myopia
- Aplasia/hypoplasia of pelvis, femur, fibula, and ulna with abnormal digits and nails
- Aplastic anemia
- Apo A-I deficiency
- Apolipoprotein C 2I deficiency
- Apparent mineralocorticoid excess
- Apraxia
- Apraxia manual
- Apraxia, oculomotor, Cogan type
- APUDoma
- Aquagenic pruritus
- Arachindonic acid, absence of
- Arachnodactyly ataxia cataract aminoaciduria mental retardation
- Arachnodactyly mental retardation dysmorphism
- Arachnoid cyst
- Arachnoiditis
- Arakawa syndrome 1
- Arakawa's syndrome 2
- Arbovirosis
- AREDYLD
- Arena syndrome
- Arginase deficiency
- Argininosuccinic aciduria
- Arhinia, choanal atresia, and microphthalmia
- Arima syndrome
- Arnold Stickler Bourne syndrome
- Arnold-Chiari malformation
- Arnold-Chiari malformation type 1
- Arnold-Chiari malformation type 2
- Arnold-Chiari malformation type 3
- Arnold-Chiari malformation type 4
- Aromatase deficiency
- Aromatic amino acid decarboxylase deficiency
- Arrhinia
- Arrhythmogenic right ventricular dysplasia
- Arroyo Garcia Cimadevilla syndrome
- Arterial calcification of infancy
- Arterial dysplasia
- Arterial tortuosity
- Arthritis short stature deafness
- Arthrogryposis and ectodermal dysplasia
- Arthrogryposis due to muscular dystrophy
- Arthrogryposis epileptic seizures migrational brain disorder
- Arthrogryposis IUGR thoracic dystrophy
- Arthrogryposis like disorder
- Arthrogryposis multiplex congenita (AMC)
- Arthrogryposis multiplex congenita CNS calcification
- Arthrogryposis multiplex congenita distal
- Arthrogryposis multiplex congenita neurogenic type
- Arthrogryposis multiplex congenita pulmonary hypoplasia
- Arthrogryposis multiplex congenita type 2B
- Arthrogryposis multiplex congenita whistling face
- Arthrogryposis multiplex congenita, distal type 1
- Arthrogryposis multiplex congenita, distal type 2
- Arthrogryposis multiplex congenita, distal, X-linked
- Arthrogryposis multiplex with deafness, inguinal hernias, and early death
- Arthrogryposis ophthalmoplegia retinopathy
- Arthrogryposis renal dysfunction cholestasis syndrome
- Arthrogryposis spinal muscular atrophy
- Arthrogryposis, distal, type 2b
- Arthrogryposis, distal, type 2E
- Arthrogryposis, distal, with hypopituitarism, mental retardation, and facial anomalies
- Arthrogryposis-like hand anomaly and sensorineural deafness
- Arthropathy, progressive pseudorheumatoid, of childhood
- Arts syndrome
- Asbestosis
- Ascher's Syndrome
- Asherman's syndrome
- Aspartylglycosaminuria
- Aspergillosis
- Aspergillus niger infection
- Asphyxia neonatorum
- Asrar Facharzt Haque syndrome
- Asternia
- Asternia with Cardiac, Diaphragmatic, and Abdominal defects
- Asthenia
- Astley-Kendall syndrome
- Asymmetric septal hypertrophy
- Ataxia telangiectasia variant V1
- Ataxia with vitamin E deficiency
- Ataxia-deafness syndrome
- Ataxia-Telangiectasia
- Atelosteogenesis type 2
- Atelosteogenesis, type 1
- Athabaskan brainstem dysgenesis
- Athetosis
- Atkin syndrome
- Atlanto-Axial Fusion
- Atransferrinemia
- Atresia of small intestine
- Atrial fibrillation, familial 1
- Atrial myxoma, familial
- Atrial septal defect 2
- Atrioventricular septal defect
- Atrophoderma of Pierini and Pasini
- Atrophodermia vermiculata
- ATR-X syndrome
- Attenuated FAP
- Atypical hemolytic uremic syndrome
- Atypical lipodystrophy
- Atypical mole syndrome
- Atypical mycobacteriosis, familial
- Auditory neuropathy
- Auditory perceptual disorder
- Aughton syndrome
- Auralcephalosyndactyly
- Auriculo-condylar syndrome
- Auriculoosteodysplasia
- Ausems Wittebol-Post Hennekam syndrome
- Autism with port-wine stain
- Autoimmune enteropathy
- Autoimmune hemolytic anemia
- Autoimmune hepatitis
- Autoimmune Inner Ear disease
- Autoimmune lymphoproliferative syndrome
- Autoimmune myocarditis
- Autoimmune oophoritis
- Autoimmune peripheral neuropathy
- Autoimmune polyendocrinopathy syndrome, type 1
- Autoimmune progesterone dermatitis
- Autosomal dominant compelling helio ophthalmic outburst syndrome
- Autosomal dominant partial epilepsy with auditory features
- Autosomal recessive cerebellar ataxia with cabc1/adck3 gene mutations
- Autosomal recessive nonsyndromic congenital nuclear cataract
- Autosomal recessive polycystic kidney disease (ARPKD)
- Avasthey syndrome
- Axenfeld Rieger syndrome
- Axenfeld-Rieger anomaly with cardiac defects and sensorineural hearing loss
- Axial mesodermal dysplasia spectrum
- Axial osteomalacia
- Axial osteosclerosis
- Ayazi syndrome
- Babesiosis
- Baby rattle pelvic dysplasia
- Bacterial endocarditis
- Bacterial meningitis
- BAER
- Baetz-Greenwalt syndrome
- Bagatelle Cassidy syndrome
- Bahemuka Brown syndrome
- Baker Vinters syndrome
- Balantidiasis
- Ballard syndrome
- Balo disease
- Balo's concentric sclerosis
- Bamforth syndrome
- BANF acoustic neurinoma
- Bangstad syndrome
- Banki syndrome
- Bannayan-Zonana syndrome
- Banti's syndrome
- Bantu siderosis
- Baraitser Brett Piesowicz syndrome
- Baraitser Rodeck Garner syndrome
- Barakat syndrome
- Barber Say syndrome
- Bardet-Biedl syndrome 1
- Bardet-Biedl syndrome 10
- Bardet-Biedl syndrome 11
- Bardet-Biedl syndrome 12
- Bardet-Biedl syndrome 2
- Bardet-Biedl syndrome 3
- Bardet-Biedl syndrome 4
- Bardet-Biedl syndrome 5
- Bardet-Biedl syndrome 6
- Bardet-Biedl syndrome 7
- Bardet-Biedl syndrome 8
- Bardet-Biedl syndrome 9
- Bare lymphocyte syndrome
- Bare lymphocyte syndrome 2
- Baritosis
- Barnicoat Baraitser syndrome
- Barre Lieou syndrome
- Barth syndrome
- Bartsocas Papa syndrome
- Bartter syndrome, antenatal , type 2
- Bartter syndrome, antenatal type 1
- Bartter syndrome, type 3
- Bartter's syndrome
- Basal cell carcinoma, infundibulocystic
- Basal cell carcinoma, multiple
- Basal cell nevus anodontia abnormal bone mineralization
- Basal ganglia calcification, idiopathic 2
- Basal ganglia disease, biotin-responsive
- Basan syndrome
- Basaran Yilmaz syndrome
- Basedow's coma
- Basilar artery migraines
- Basilar impression primary
- Bassoe syndrome
- Battaglia Neri syndrome
- Batten Turner muscular dystrophy
- Baughman syndrome
- Bazex-Dupre-Christol syndrome
- Bazopoulou Kyrkanidou syndrome
- B-cell lymphomas
- Bd syndrome
- Beardwell syndrome
- Bebe Collodion syndrome
- Becker's muscular dystrophy
- Becker's nevus
- Beckwith-Wiedemann syndrome
- Bednar's tumor
- Beemer Ertbruggen syndrome
- Behcet syndrome
- Behr syndrome
- Behrens Baumann Dust syndrome
- Bejel
- Bellini Chiumello Rimoldi syndrome
- Bell's palsy
- Ben Ari Shuper Mimouni syndrome
- Benallegue Lacete syndrome
- Bencze syndrome
- Benign angiitis of the central nervous system
- Benign astrocytoma
- Benign autosomal dominant myopathy
- Benign congenital hypotonia
- Benign eccrine spiradenoma
- Benign essential blepharospasm
- Benign essential tremor syndrome
- Benign familial hematuria
- Benign familial infantile epilepsy
- Benign familial neonatal-infantile seizures
- Benign hyperphenylalaninemia
- Benign lymphoma
- Benign mucosal pemphigoid
- Benign paroxysmal positional vertigo
- Benign rolandic epilepsy (BRE)
- Bentham Driessen Hanveld syndrome
- Berger disease
- Beriberi
- Berk-Tabatznik syndrome
- Berlin Breakage syndrome
- Berry aneurysm, cirrhosis, pulmonary emphysema, and cerebral calcification
- Berylliosis
- Best vitelliform macular dystrophy
- Best1 retinopathy
- Beta ketothiolase deficiency
- Beta-galactosidase-1 deficiency
- Beta-sarcoglycanopathy
- Beta-thalassemia
- Bethlem myopathy
- Bhaskar Jagannathan syndrome
- Bidirectional tachycardia
- Biemond syndrome
- Biemond syndrome type 1
- Biemond syndrome type 2
- Biermer disease
- Bietti's crystalline dystrophy
- Bifid nose
- Bilateral renal agenesis dominant type
- Bile acid synthesis defect, congenital, 1
- Bile acid synthesis defect, congenital, 2
- Bile acid synthesis defect, congenital, 4
- Bile duct cancer, extrahepatic
- Bile duct cysts
- Biliary atresia
- Biliary atresia, extrahepatic
- Biliary atresia, intrahepatic, non syndromic form
- Biliary atresia, intrahepatic, syndromic form
- Biliary cirrhosis
- Biliary hypoplasia
- Biliary malformation renal tubular insufficiency
- Biliary tract cancer
- Bilirubin induced brain injury in the newborn
- Billet Bear syndrome
- Binswanger's disease
- Biotinidase deficiency
- Bird headed dwarfism Montreal type
- Birdshot chorioretinopathy
- Birk Barel mental retardation dysmorphism syndrome
- Birt-Hogg-Dube syndrome
- Bixler Christian Gorlin syndrome
- Bjornstad syndrome
- BK-virus nephropathy
- Bladder cancer childhood
- Blaichman syndrome
- Blastoma
- Blastomycosis
- Blepharo facio skeletal syndrome
- Blepharo naso facial syndrome Van maldergem type
- Blepharophimosis
- Blepharophimosis nasal groove growth retardation
- Blepharophimosis ptosis esotropia syndactyly short
- Blepharophimosis syndrome Ohdo type
- Blepharophimosis syndrome type 1
- Blepharophimosis syndrome type 2
- Blepharophimosis with ptosis, syndactyly, and short stature
- Blepharoptosis aortic anomaly
- Blepharoptosis cleft palate ectrodactyly dental anomalies
- Blepharoptosis myopia ectopia lentis
- Blepharospasm
- Blethen Wenick Hawkins syndrome
- Blinding trachoma
- Blood coagulation disorders, inherited
- Bloom syndrome
- Blount disease
- Blue cone monochromatism
- Blue diaper syndrome
- Blue rubber bleb nevus
- Bobble-head doll syndrome
- BOD syndrome
- Boerhaave syndrome
- Bone cancer
- Bone dysplasia Azouz type
- Bone dysplasia corpus callosum agenesis
- Bone dysplasia lethal Holmgren type
- Bone dysplasia Moore type
- Bone fragility craniosynostosis proptosis hydrocephalus
- Bonneau-Beaumont syndrome
- Bonneman Meinecke Reich syndrome
- Bonnemann Meinecke syndrome
- Book syndrome
- Boomerang dysplasia
- Bor-Duane hydrocephalus contiguous gene syndrome
- Borjeson-Forssman-Lehmann syndrome
- Bork Stender Schmidt syndrome
- Borreliosis
- Borrone Di Rocco Crovato syndrome
- Boscherini Galasso Manca Bitti syndrome
- Bosma Henkin Christiansen syndrome
- Bothriocephalosis
- Botulism
- Boucher Neuhauser syndrome
- Boudhina Yedes Khiari syndrome
- Bourneville syndrome
- Bourneville syndrome, type 1
- Bourneville syndrome, type 2
- Bowen syndrome
- Bowen-Conradi syndrome
- Bowenoid papulosis
- Bowen's disease
- Bowing congenital short bones
- Bowing of legs, anterior, with dwarfism
- Bowing of long bones congenital
- Boylan Dew Greco syndrome
- Brachioskeletogenital syndrome
- Brachman-de Lange syndrome
- Brachycephalofrontonasal dysplasia
- Brachydactylous dwarfism Mseleni type
- Brachydactyly absence of distal phalanges
- Brachydactyly anonychia
- Brachydactyly clinodactyly
- Brachydactyly dwarfism mental retardation
- Brachydactyly elbow wrist dysplasia
- Brachydactyly long thumb type
- Brachydactyly mesomelia mental retardation heart defects
- Brachydactyly nystagmus cerebellar ataxia
- Brachydactyly preaxial with hallux varus and thumb abduction
- Brachydactyly scoliosis carpal fusion
- Brachydactyly small stature face anomalies
- Brachydactyly Smorgasbord type
- Brachydactyly tibial hypoplasia
- Brachydactyly type A1
- Brachydactyly type A2
- Brachydactyly type A3
- Brachydactyly type A5 nail dysplasia
- Brachydactyly type A6
- Brachydactyly type A7
- Brachydactyly type B
- Brachydactyly type C
- Brachydactyly type E
- Brachydactyly types B and E combined
- Brachydactyly with hypertension
- Brachymesomelia renal syndrome
- Brachymesophalangy 2 and 5
- Brachymesophalangy type 2
- Brachymetapody anodontia hypotrichosis albinoidism
- Brachymorphism onychodysplasia dysphalangism syndrome
- Brachyolmia type 1, Hobaek type
- Brachyolmia type 1, Toledo type
- Brachyolmia type 2
- Brachyolmia type 3
- Brachyphalangy, polydactyly, and tibial aplasia/hypoplasia
- Brachytelephalangy characteristic facies Kallmann
- Braddock Jones Superneau syndrome
- Bradykinesia
- Brain stem cancer
- Brain stem glioma, childhood
- Brain tumor, adult
- Brain tumor, childhood
- Branchial arch defects
- Branchial arch syndrome X-linked
- Branchial clefts with characteristic facies, growth retardation, imperforate nasolacrimal duct, and
- Branchio oculo facial syndrome Hing type
- Branchio-oculo-facial syndrome
- Branchiootic syndrome
- Branchiootorenal syndrome 1
- Branchiootorenal syndrome 2
- Breast cancer, childhood
- Breast cancer, male
- Brenner tumor of ovary
- Brenner tumor of the vagina
- Brittle bone syndrome lethal type
- Broad beta disease
- Broad-betalipoproteinemia
- Brody disease
- Bronchial adenomas/carcinoids, childhood
- Bronchiectasis oligospermia
- Bronchiolitis obliterans organizing pneumonia
- Bronchiolitis obliterans with obstructive pulmonary disease
- Bronchogenic cyst
- Bronchopulmonary amyloidosis
- Bronchopulmonary dysplasia
- Brown syndrome
- Brown-Sequard syndrome
- Brown-Vialetto-Van laere syndrome
- Brucellosis
- Bruck syndrome 1
- Bruck syndrome, 2
- Brugada syndrome
- Brugada syndrome 3
- Brugada syndrome 4
- Brunoni syndrome
- Brunsting-Perry syndrome
- Bruton type agammaglobulinemia
- Bruyn Scheltens syndrome
- Budd-Chiari syndrome
- Buerger's disease
- Bulbospinal amyotrophy, X-linked
- Bull Nixon syndrome
- Bullous dystrophy macular type
- Bullous erythroderma ichthyosiformis congenita of Brocq
- Bullous pemphigoid
- Buntinx Lormans Martin syndrome
- Burkitt's lymphoma
- Burn Goodship syndrome
- Burnett Schwartz Berberian syndrome
- Burning mouth syndrome
- Burning mouth syndrome- Type 3
- Burn-Mckeown syndrome
- Buruli ulcer
- Buschke Lowenstein Tumor
- Buschke Ollendorff syndrome
- Bustos Simosa Pinto Cisternas syndrome
- Buttiens Fryns syndrome
- Butyrylcholinesterase deficiency
- Byssinosis
- CACH syndrome
- CADASIL
- Cafe au lait spots, multiple
- Caffey disease
- CAHMR syndrome
- Calabro syndrome
- Calcifying Epithelial Odontogenic Tumor
- Calciphylaxis
- Calloso-genital dysplasia
- Calvarial hyperostosis
- Camera Marugo Cohen syndrome
- CAMFAK syndrome
- Campomelia Cumming type
- Campomelic syndrome
- Camptobrachydactyly
- Camptocormism
- Camptodactyly arthropathy coxa vara pericarditis syndrome
- Camptodactyly joint contractures and facial skeletal dysplasia
- Camptodactyly syndrome Guadalajara type 1
- Camptodactyly syndrome Guadalajara type 2
- Camptodactyly taurinuria
- Camptodactyly vertebral fusion
- Camptodactyly, fibrous tissue hyperplasia, and skeletal dysplasia
- Camptodactyly, tall stature, and hearing loss syndrome
- Camptodactyly-ichthyosis syndrome
- Camptomelic syndrome long limb type
- Camurati Engelmann disease, type 2
- Camurati-Engelmann disease
- Canavan disease
- Candidiasis familial chronic mucocutaneous, autosomal recessive
- CANOMAD syndrome
- Cantalamessa Baldini Ambrosi syndrome
- Cantu Sanchez-Corona Fragoso syndrome
- Cantu Sanchez-Corona Garcia-cruz syndrome
- Cantu Sanchez-Corona Hernandez syndrome
- Cantu syndrome
- Capillary leak syndrome with monoclonal gammopathy
- Capillary venous leptomeningeal angiomatosis
- Carbamoyl phosphate synthase 1 deficiency
- Carbamoyl-phosphate synthase I deficiency disease (ornithine carbamoyl phosphate deficiency)
- Carbon baby syndrome
- Carcinoid syndrome
- Carcinoid tumor
- Carcinoid Tumor, Childhood
- Carcinoma of the vocal tract
- Carcinoma of unknown primary site, childhood
- Carcinoma, squamous cell
- Carcinoma, squamous cell of head and neck
- Cardiac and laterality defects
- Cardiac conduction defect, familial
- Cardiac diverticulum
- Cardiac hydatid cysts with intracavitary expansion
- Cardiac rupture
- Cardiac valvular dysplasia, X-linked
- Cardioauditory syndrome of Sanchez Cascos
- Cardiocranial syndrome
- Cardiofacial syndrome short limbs
- Cardiofaciocutaneous syndrome
- Cardiogenital syndrome
- Cardiomelic syndrome Stratton Koehler type
- Cardiomyopathy cataract hip spine disease
- Cardiomyopathy diabetes deafness
- Cardiomyopathy dilated with conduction defect type 1
- Cardiomyopathy dilated with conduction defect type 2
- Cardiomyopathy dilated with Woolly hair and keratoderma
- Cardiomyopathy due to anthracyclines
- Cardiomyopathy hearing loss type t RNA lysine gene mutation
- Cardiomyopathy hypogonadism collagenoma syndrome
- Cardiomyopathy hypogonadism metabolic anomalies
- Cardiomyopathy spherocytosis
- Cardiomyopathy, familial dilated
- Cardiomyopathy, fatal fetal, due to myocardial calcification
- Cardiomyopathy, infantile histiocytoid
- Cardiomyopathy, X-linked, fatal infantile
- Cardioskeletal myopathy-neutropenia
- Cardiospasm
- Carnevale Canun Mendoza syndrome
- Carnevale Hernandez Castillo syndrome
- Carnevale syndrome
- Carney syndrome
- Carnitine palmitoyl transferase 1A deficiency
- Carnitine palmitoyl transferase 2 deficiency
- Carnitine palmitoyltransferase I deficiency , muscle
- Carnitine transporter deficiency
- Carnitine-acylcarnitine translocase deficiency
- Carnosinase deficiency
- Carnosinemia
- Caroli disease
- Carpal deformity migrognathia microstomia
- Carpenter Hunter type
- Carpenter syndrome
- Carpo tarsal osteolysis recessive
- Carpotarsal osteochondromatosis
- Carrington syndrome
- Cartilage hair hypoplasia like syndrome
- Cartilage-hair hypoplasia
- Cartilaginous cancer
- Cartwright Nelson Fryns syndrome
- Caspase-8 deficiency
- Cassavism
- Castleman's disease
- Castro Gago Pombo Novo syndrome
- Cat Eye syndrome
- Cat Rodrigues syndrome
- Cat Scratch Disease
- Catamenial pneumothorax
- Cataplexy
- Cataract and cardiomyopathy
- Cataract and congenital ichthyosis
- Cataract anterior polar dominant
- Cataract ataxia deafness
- Cataract congenital autosomal dominant
- Cataract congenital dominant non nuclear
- Cataract congenital Volkmann type
- Cataract dental syndrome
- Cataract Hutterite type
- Cataract hypertrichosis mental retardation
- Cataract mental retardation hypogonadism
- Cataract microcornea syndrome
- Cataract microphthalmia septal defect
- Cataract skeletal anomalies
- Cataract, alopecia, sclerodactyly
- Cataract, autosomal recessive congenital 2
- Cataract, congenital, with microcornea or slight microphthalmia
- Cataract, congenital, with microphthalmia
- Cataract, microphthalmia and nystagmus
- Cataract, posterior polar, 1
- Cataract, posterior polar, 5
- Cataract, total congenital
- Cataract, zonular
- Cataract,posterior polar, 3
- Cataract,posterior polar, 4
- Cataract-glaucoma
- Cataracts, ataxia, short stature, and mental retardation
- Catastrophic Antiphospholipid Syndrome
- Catatrichy
- Catecholamine hypertension
- Catel Manzke syndrome
- Caudal appendage deafness
- Caudal duplication
- Caudal regression syndrome
- Cavernous lymphangioma
- Cayler cardiofacial syndrome
- CCA syndrome
- Ccge syndrome
- CD3 deficiency
- CD4 deficiency
- CDG syndrome type 1A
- CDG syndrome type 1B
- CDG syndrome type 1C
- CDG syndrome type 2
- CDG syndrome type 3
- CDG syndrome type 4
- CDK4 linked melanoma
- Cecato De lima Pinheiro syndrome
- Celiac disease epilepsy occipital calcifications
- Cennamo Gangemi syndrome
- Central core disease
- Central nervous system lymphoma, primary
- Central nervous system protozoal infections
- Central pontine myelinolysis
- Central serous chorioretinopathy
- Centromeric instability immunodeficiency syndrome
- Centronuclear myopathy, congenital
- Centrotemporal epilepsy
- Cephalopolysyndactyly
- Ceramide trihexosidosis
- Cercarial Dermatitis
- Cerebellar agenesis
- Cerebellar astrocytoma, childhood
- Cerebellar ataxia
- Cerebellar ataxia ectodermal dysplasia
- Cerebellar ataxia infantile with progressive external ophthalmoplegia
- Cerebellar ataxia, areflexia, pes cavus, optic atrophy and sensorinural hearing loss
- Cerebellar ataxia, dominant pure
- Cerebellar degeneration
- Cerebellar degeneration, subacute
- Cerebellar hypoplasia
- Cerebellar hypoplasia tapetoretinal degeneration
- Cerebellar hypoplasia with endosteal sclerosis
- Cerebellar parenchymal degeneration
- Cerebelloolivary atrophy
- Cerebelloparenchymal disorder 3
- Cerebellum agenesis hydrocephaly
- Cerebral aneurysm
- Cerebral astrocytoma, adult
- Cerebral astrocytoma, childhood
- Cerebral autosomal recessive arteriopathy with subcortical infarcts and leukoencephalopathy
- Cerebral calcification cerebellar hypoplasia
- Cerebral calcifications opalescent teeth phosphaturia
- Cerebral cavernous hemangioma
- Cerebral dysgenesis, neuropathy, ichthyosis, and palmoplantar keratoderma syndrome
- Cerebral gigantism jaw cysts
- Cerebral palsy, ataxic
- Cerebral palsy, athetoid
- Cerebral palsy, mixed
- Cerebral palsy, spastic, diplegic
- Cerebral palsy, spastic, hemiplegic
- Cerebral palsy, spastic, monoplegic
- Cerebral palsy, spastic, quadriplegic
- Cerebral sarcoma
- Cerebral ventricle cancer
- Cerebro facio thoracic dysplasia
- Cerebro oculo dento auriculo skeletal syndrome
- Cerebro oculo genital syndrome
- Cerebro oculo skeleto renal syndrome
- Cerebro reno digital syndrome
- Cerebro-costo-mandibular syndrome
- Cerebrocostomandibular-like syndrome
- Cerebro-oculo-facio-skeletal syndrome
- Cerebrospinal fluid leak
- Cerebrotendinous xanthomatosis
- Ceroid lipofuscinosis, neuronal 1
- Ceroid lipofuscinosis, neuronal 10
- Ceroid lipofuscinosis, neuronal 2
- Ceroid lipofuscinosis, neuronal 4
- Ceroid lipofuscinosis, neuronal 5
- Ceroid lipofuscinosis, neuronal 6, late infantile
- Ceroid lipofuscinosis, neuronal 8
- Ceroid lipofuscinosis, neuronal 9
- Ceroid lipofuscinosis, neuronal, infantile
- Ceroid storage disease
- Cerulean cataract
- Cervical hypertrichosis neuropathy
- Cervical hypertrichosis peripheral neuropathy
- Cervical intraepithelial neoplasia
- Cervical ribs sprengel anomaly anal atresia urethral obstruction
- Cervicooculoacoustic syndrome
- Chagas disease
- Chalazion
- Chancroid
- Chandler's syndrome
- CHANDS
- Chang Davidson Carlson syndrome
- Chaotic atrial tachycardia
- Char syndrome
- Charcot-Marie-Tooth disease
- Charcot-Marie-Tooth disease deafness recessive type
- Charcot-Marie-Tooth disease dominant intermediate 1
- Charcot-Marie-Tooth disease dominant intermediate 2
- Charcot-Marie-Tooth disease dominant intermediate 3
- Charcot-Marie-Tooth disease neuronal type A
- Charcot-Marie-Tooth disease neuronal type B
- Charcot-Marie-Tooth disease neuronal type D
- Charcot-Marie-Tooth disease type 1A
- Charcot-Marie-Tooth disease type 1B
- Charcot-Marie-Tooth disease type 1C
- Charcot-Marie-Tooth disease type 1D
- Charcot-Marie-Tooth disease type 1E
- Charcot-Marie-Tooth disease type 1F
- Charcot-Marie-Tooth disease type 2A
- Charcot-Marie-Tooth disease type 2B
- Charcot-Marie-Tooth disease type 2B1
- Charcot-Marie-Tooth disease type 2B2
- Charcot-Marie-Tooth disease type 2C
- Charcot-Marie-Tooth disease type 2D
- Charcot-Marie-Tooth disease type 2E
- Charcot-Marie-Tooth disease type 2F
- Charcot-Marie-Tooth disease type 2G
- Charcot-Marie-Tooth disease type 2H
- Charcot-Marie-Tooth disease type 2I
- Charcot-Marie-Tooth disease type 2J
- Charcot-Marie-Tooth disease type 2K
- Charcot-Marie-Tooth disease type 4A
- Charcot-Marie-Tooth disease type 4B1
- Charcot-Marie-Tooth disease type 4B2
- Charcot-Marie-Tooth disease type 4B2 with early-onset glaucoma
- Charcot-Marie-Tooth disease type 4C
- Charcot-Marie-Tooth disease type 4E
- Charcot-Marie-Tooth disease with ptosis and parkinsonism
- Charcot-Marie-Tooth disease with pyramidal features, autosomal dominant
- Charcot-Marie-Tooth disease X-linked 1
- Charcot-Marie-Tooth disease X-linked recessive 2
- Charcot-Marie-Tooth disease X-linked recessive 3
- Charcot-Marie-Tooth type 1 aplasia cutis congenita
- CHARGE syndrome
- Charlie M syndrome
- Chavany-Brunhes syndrome
- Chediak-Higashi syndrome
- Cheilitis glandularis
- Chemke Oliver Mallek syndrome
- Cherubism
- Chester porphyria
- Chiari-Frommel syndrome
- Chikungunya
- CHILD syndrome ichthyosis
- Childhood disintegrative disorder
- Childhood medulloblastoma
- Childhood-onset cerebral X-linked adrenoleukodystrophy
- Childhood-Onset Schizophrenia
- Chitayat Haj Chahine syndrome
- Chitayat Meunier Hodgkinson syndrome
- Chitayat Moore Del Bigio syndrome
- Chitty Hall Baraitser syndrome
- Chitty Hall Webb syndrome
- Choanal atresia deafness cardiac defects dysmorphia
- Cholecystitis
- Choledochal cyst, hand malformation
- Cholemia, familial
- Cholera
- Cholestasis
- Cholestasis pigmentary retinopathy cleft palate
- Cholestasis, benign recurrent intrahepatic 1
- Cholestasis, benign recurrent intrahepatic 2
- Cholestasis, intrahepatic of pregnancy
- Cholestasis, progressive familial intrahepatic 1
- Cholestasis, progressive familial intrahepatic 2
- Cholestasis, progressive familial intrahepatic 3
- Cholestasis, progressive familial intrahepatic 4
- Cholestatic jaundice renal tubular insufficiency
- Cholesteatoma
- Cholesterol esterification disorder
- Cholesterol pneumonia
- Chondroblastoma (benign)
- Chondrocalcinosis 1
- Chondrocalcinosis 2
- Chondrocalcinosis due to Apatite crystal deposition
- Chondrodysplasia
- Chondrodysplasia lethal recessive
- Chondrodysplasia pseudohermaphrodism syndrome
- Chondrodysplasia punctata
- Chondrodysplasia punctata with steroid sulfatase deficiency
- Chondrodysplasia punctata, brachytelephalangic
- Chondrodysplasia punctata, humero-metacarpal type
- Chondrodysplasia punctata, Sheffield type
- Chondrodysplasia situs inversus imperforate anus polydactyly
- Chondrodysplasia, acromesomelic, with genital anomalies
- Chondrodysplasia, blomstrand type
- Chondrodysplasia, Grebe type
- Chondrodystrophy
- Chondroectodermal dysplasia
- Chondroma (benign)
- Chondromalacia
- Chondromatosis (benign)
- Chondrosarcoma
- Chordoma
- Chorea familial benign
- Chorea minor
- Chorea, remitting with nystagmus and cataracts
- Choreoacanthocytosis
- Choreoacanthocytosis amyotrophic
- Choriocarcinoma
- Chorioretinal atrophy, progressive bifocal
- Chorioretinitis
- Chorioretinopathy dominant form microcephaly
- Choroid plexus calcification with mental retardation
- Choroid Plexus cancer
- Choroid plexus cyst
- Choroidal dystrophy central areolar
- Choroideremia
- Choroideremia hypopituitarism
- Choroiditis
- Choroiditis, serpiginous
- Christian Demyer Franken syndrome
- Christian Johnson Angenieta syndrome
- Christian syndrome
- Chromomycosis
- Chromophil renal cell carcinoma
- Chromophobe renal cell carcinoma
- Chromosomal triplication
- Chromosome 1, deletion q21 q25
- Chromosome 1, duplication 1p21 p32
- Chromosome 1, monosomy 1p
- Chromosome 1, monosomy 1p22 p13
- Chromosome 1, monosomy 1p31 p22
- Chromosome 1, monosomy 1p32
- Chromosome 1, monosomy 1p34 p32
- Chromosome 1, monosomy 1q25 q32
- Chromosome 1, monosomy 1q32 q42
- Chromosome 1, monosomy 1q4
- Chromosome 1, q42 11 q42 12 duplication
- Chromosome 1, ring
- Chromosome 1, trisomy 1q32 qter
- Chromosome 1, trisomy 1q42 qter
- Chromosome 1, uniparental disomy 1q12 q21
- Chromosome 10, distal trisomy 10q
- Chromosome 10, monosomy 10p
- Chromosome 10, monosomy 10q
- Chromosome 10, ring
- Chromosome 10, trisomy 10p
- Chromosome 10, trisomy 10pter p13
- Chromosome 10, uniparental disomy of
- Chromosome 10p terminal deletion syndrome
- Chromosome 11, deletion 11p
- Chromosome 11, partial trisomy 11q
- Chromosome 11;14 translocation
- Chromosome 11p, partial deletion
- Chromosome 11q partial deletion
- Chromosome 11q trisomy
- Chromosome 12, 12p trisomy
- Chromosome 12, ring
- Chromosome 12, trisomy 12q
- Chromosome 12p deletion
- Chromosome 12p partial deletion
- Chromosome 13, partial monosomy 13q
- Chromosome 13, ring
- Chromosome 13p duplication
- Chromosome 13q deletion
- Chromosome 13q trisomy
- Chromosome 13q-mosaicism
- Chromosome 14 deletion
- Chromosome 14 trisomy
- Chromosome 14, deletion 14q, partial duplication 14p
- Chromosome 14, ring
- Chromosome 14, trisomy mosaic
- Chromosome 14;16 translocation
- Chromosome 14q, partial deletions
- Chromosome 14q, proximal duplication
- Chromosome 14q, terminal deletion
- Chromosome 14q, terminal duplication
- Chromosome 15 ring
- Chromosome 15, distal trisomy 15q
- Chromosome 15, trisomy mosaicism
- Chromosome 15q duplication mosaicism
- Chromosome 15q, partial deletion
- Chromosome 15q, tetrasomy
- Chromosome 15q, trisomy
- Chromosome 16, trisomy
- Chromosome 16, trisomy 16p
- Chromosome 16, uniparental disomy
- Chromosome 16q, trisomy
- Chromosome 17, trisomy
- Chromosome 17, deletion
- Chromosome 17, deletion 17q23 q24
- Chromosome 17, duplication
- Chromosome 17, ring
- Chromosome 17, trisomy 17p
- Chromosome 17, trisomy 17p11 2
- Chromosome 17, trisomy 17q22
- Chromosome 18 deletion syndrome
- Chromosome 18 mosaic monosomy
- Chromosome 18, deletion 18q23
- Chromosome 18, ring
- Chromosome 18, tetrasomy 18p
- Chromosome 18, trisomy 18p
- Chromosome 18, trisomy 18q
- Chromosome 18p deletion syndrome
- Chromosome 19 ring syndrome
- Chromosome 19, ring
- Chromosome 19, trisomy 19q
- Chromosome 1p36 deletion syndrome
- Chromosome 1q deletion
- Chromosome 1q, duplication 1q12 q21
- Chromosome 2, monosomy 2p22
- Chromosome 2, monosomy 2pter p24
- Chromosome 2, monosomy 2q
- Chromosome 2, monosomy 2q24
- Chromosome 2, monosomy 2q37
- Chromosome 2, trisomy 2p
- Chromosome 2, trisomy 2p13 p21
- Chromosome 2, trisomy 2pter p24
- Chromosome 2, trisomy 2q
- Chromosome 2, trisomy 2q37
- Chromosome 20 ring
- Chromosome 20, deletion 20p
- Chromosome 20, duplication 20p
- Chromosome 20, trisomy
- Chromosome 21 monosomy
- Chromosome 21 ring
- Chromosome 21, monosomy 21q22
- Chromosome 21, tetrasomy 21q
- Chromosome 21, uniparental disomy of
- Chromosome 22 ring
- Chromosome 22 trisomy mosaic
- Chromosome 22, microdeletion 22 q11
- Chromosome 22, monosome mosaic
- Chromosome 22, trisomy
- Chromosome 22, trisomy q11 q13
- Chromosome 22q deletion
- Chromosome 2q37 deletion syndrome
- Chromosome 3 duplication syndrome
- Chromosome 3, monosomy 3p
- Chromosome 3, monosomy 3p14 p11
- Chromosome 3, monosomy 3p2
- Chromosome 3, monosomy 3p25
- Chromosome 3, monosomy 3q13
- Chromosome 3, monosomy 3q21 23
- Chromosome 3, monosomy 3q27
- Chromosome 3, trisomy 3p
- Chromosome 3, trisomy 3p25
- Chromosome 3, trisomy 3q
- Chromosome 3, trisomy 3q13 2 q25
- Chromosome 3, Trisomy 3q2
- Chromosome 3q29 microduplication syndrome
- Chromosome 4 ring syndrome
- Chromosome 4 short arm deletion
- Chromosome 4, monosomy 4p14 p16
- Chromosome 4, monosomy 4q
- Chromosome 4, monosomy 4q32
- Chromosome 4, monosomy distal 4q
- Chromosome 4, partial trisomy distal 4q
- Chromosome 4, Trisomy 4p
- Chromosome 4, trisomy 4q
- Chromosome 4, trisomy 4q21
- Chromosome 4, trisomy 4q25 qter
- Chromosome 5, monosomy 5q35
- Chromosome 5, trisomy 5p
- Chromosome 5, trisomy 5pter p13 3
- Chromosome 5, trisomy 5q
- Chromosome 5, uniparental disomy
- Chromosome 6 ring syndrome
- Chromosome 6, deletion 6q13 q15
- Chromosome 6, monosomy 6p23
- Chromosome 6, monosomy 6q
- Chromosome 6, monosomy 6q1
- Chromosome 6, monosomy 6q2
- Chromosome 6, partial trisomy 6q
- Chromosome 6, trisomy 6p
- Chromosome 6, trisomy 6q
- Chromosome 7 ring syndrome
- Chromosome 7, monosomy
- Chromosome 7, monosomy 7q2
- Chromosome 7, monosomy 7q21
- Chromosome 7, monosomy 7q3
- Chromosome 7, partial monosomy 7p
- Chromosome 7, trisomy 7p
- Chromosome 7, trisomy 7p13 p12 2
- Chromosome 7, trisomy 7q
- Chromosome 7, trisomy mosaic
- Chromosome 8 deletion
- Chromosome 8 ring
- Chromosome 8, monosomy 8p
- Chromosome 8, monosomy 8p2
- Chromosome 8, monosomy 8p23 1
- Chromosome 8, monosomy 8q
- Chromosome 8, mosaic trisomy
- Chromosome 8, partial trisomy
- Chromosome 8, trisomy
- Chromosome 8, trisomy 8p
- Chromosome 8, trisomy 8q
- Chromosome 9 inversion or duplication
- Chromosome 9 Ring
- Chromosome 9, duplication 9q21
- Chromosome 9, monosomy 9p
- Chromosome 9, partial monosomy 9p
- Chromosome 9, partial trisomy 9p
- Chromosome 9, tetrasomy 9p
- Chromosome 9, trisomy
- Chromosome 9, trisomy 9p
- Chromosome 9, trisomy 9q
- Chromosome 9, trisomy 9q32
- Chromosome 9, trisomy mosaic
- Chromosome 9q deletion syndrome
- Chromosome 9q duplication
- Chromosomes 1 and 2, monosomy 2q duplication 1p
- Chronic berylliosis
- Chronic demyelinizing neuropathy with IgM monoclonal
- Chronic erosive gastritis
- Chronic granulomatous disease
- Chronic hiccup
- Chronic inflammatory demyelinating polyneuropathy
- Chronic lymphocytic leukemia
- Chronic myelogenous leukemia
- Chronic myelomonocytic leukemia
- Chronic Myeloproliferative Disorders
- Chronic necrotizing vasculitis
- Chronic neutropenia
- Chronic polyradiculoneuritis
- Chronic recurrent multifocal osteomyelitis
- Chronic, Infantile, Neurological, Cutaneous, Articular syndrome
- Chudley Rozdilsky syndrome
- Chudley-Mccullough syndrome
- Churg-Strauss syndrome
- Chylomicron retention disease
- Chylothorax, congenital
- Chylous ascites
- Cicatricial pemphigoid
- Ciguatera fish poisoning
- Ciliary discoordination, due to random ciliary orientation
- Ciliary dyskinesia, due to transposition of ciliary microtubules
- Ciliary dyskinesia-bronchiectasis
- Cilliers Beighton syndrome
- Circumscribed cutaneous aplasia of the vertex
- Circumscribed disseminated keratosis Jadassohn Lew type
- Citrulline transport defect
- Clark-Baraitser syndrome
- Classic citrullinemia
- Classic Kaposi sarcoma
- Clayton-Smith Donnai syndrome
- Clear cell renal cell carcinoma
- Cleft hand absent tibia
- Cleft lip and palate malrotation cardiopathy
- Cleft lip and/or palate with mucous cysts of lower
- Cleft lip palate abnormal thumbs microcephaly
- Cleft lip palate deafness sacral lipoma
- Cleft lip palate dysmorphism Kumar type
- Cleft lip palate ectrodactyly
- Cleft lip palate incisor and finger anomalies
- Cleft lip palate mental retardation corneal opacity
- Cleft lip palate oligodontia syndactyly pili torti
- Cleft lip palate pituitary deficiency
- Cleft lip palate-tetraphocomelia
- Cleft lower lip cleft lateral canthi chorioretinal
- Cleft palate cardiac defect ectrodactyly
- Cleft palate colobomata radial synostosis deafness
- Cleft palate heart disease polydactyly absent tibia
- Cleft palate lateral synechia syndrome
- Cleft palate short stature vertebral anomalies
- Cleft palate stapes fixation oligodontia
- Cleft palate X-linked
- Cleft palate, midfacial hypoplasia, triangular facies, and sensorineural hearing loss
- Cleft tongue syndrome
- Cleft upper lip median cutaneous polyps
- Cleidocranial dysplasia
- Cleidorhizomelic syndrome
- C-like syndrome
- Cloacal exstrophy
- Clostridium sordellii
- Cloverleaf skull micromelia thoracic dysplasia
- Cluttering
- CMV antenatal infection
- COACH syndrome
- Coal worker's pneumoconiosis
- Coarctation of aorta dominant
- Coarse face hypotonia constipation
- Coats disease
- Cocaine antenatal infection
- Cocaine fetopathy
- Coccidioidomycosis
- Coccygodynia
- Cochleosaccular degeneration of the inner ear and progressive cataracts
- Cockayne syndrome type A
- Cockayne syndrome type B
- Cockayne syndrome type C
- Cockayne's syndrome
- CODAS syndrome
- Coenzyme Q cytochrome c reductase deficiency of
- Coenzyme Q10 deficiency
- Coffin syndrome 1
- Coffin-Lowry syndrome
- Coffin-Siris syndrome
- COFS syndrome
- Cogan-Reese syndrome
- Cogan's syndrome
- Cohen Hayden syndrome
- Cohen Lockood Wyborney syndrome
- Cohen syndrome
- Cold agglutination syndrome
- Cold agglutinin disease
- Cold contact urticaria
- Cole Carpenter syndrome
- Coleman Randall syndrome
- Collagenopathy, type 2 alpha 1
- Collagenous colitis
- Collecting duct carcinoma
- Collins Pope syndrome
- Collins Sakati syndrome
- Colloid cysts of third ventricle
- Coloboma chorioretinal cerebellar vermis aplasia
- Coloboma hair abnormality
- Coloboma of Alar-nasal cartilages with telecanthus
- Coloboma of choroid and retina
- Coloboma of eye lens
- Coloboma of iris
- Coloboma of lens ala nasi
- Coloboma of macula
- Coloboma of macula type B brachydactyly
- Coloboma of optic nerve
- Coloboma of optic papilla
- Coloboma porencephaly hydronephrosis
- Coloboma, cleft lip/palate and mental retardation syndrome
- Colobomata unilobar lung heart defect
- Colobomatous microphthalmia heart disease hearing
- Colonic atresia
- Colonic malakoplakia
- Colorectal Cancer, Childhood
- Colorectal cancer, hereditary nonpolyposis, type 1
- Colpocephaly
- Colver Steer Godman syndrome
- Combarros Calleja Leno syndrome
- Combined hyperlipidemia, familial
- Common mesentery
- Common variable immunodeficiency
- Compartment syndrome
- Complement component 2 deficiency
- Complement component deficiency
- Complement component receptor 1
- Complement receptor deficiency
- Complete atrioventricular canal
- Complex 1 mitochondrial respiratory chain deficiency
- Complex 2 mitochondrial respiratory chain deficiency
- Complex 3 mitochondrial respiratory chain deficiency
- Complex 4 mitochondrial respiratory chain deficiency
- Complex 5 mitochondrial respiratory chain deficiency
- Conductive deafness malformed external ear
- Conductive hearing loss
- Condyloma
- Condyloma acuminatum
- Cone dystrophy
- Cone dystrophy, x-linked, with tapetal-like sheen
- Cone rod dystrophy
- Cone rod dystrophy amelogenesis imperfecta
- Congenital absence of the sternocleidomastoid muscle
- Congenital adrenal hyperplasia due to 11-Beta-hydroxylase deficiency
- Congenital adrenal hyperplasia type 2
- Congenital afibrinogenemia
- Congenital alopecia X-linked
- Congenital amegakaryocytic thrombocytopenia
- Congenital amputation
- Congenital aneurysms of the great vessels
- Congenital anosmia
- Congenital antithrombin 3 deficiency
- Congenital aplastic anemia
- Congenital arteriovenous shunt
- Congenital articular rigidity
- Congenital benign spinal muscular atrophy dominant
- Congenital bilateral aplasia of vas deferens
- Congenital bronchobiliary fistula
- Congenital cardiovascular malformations
- Congenital cardiovascular shunt
- Congenital central hypoventilation syndrome
- Congenital chloride diarrhea
- Congenital contractural arachnodactyly
- Congenital contractures
- Congenital craniosynostosis maternal hyperthyroiditis
- Congenital cystic eye multiple ocular and intracranial anomalies
- Congenital cytomegalovirus
- Congenital deafness
- Congenital diaphragmatic hernia
- Congenital dislocation of the patella
- Congenital disorder of glycosylation type 1A
- Congenital disorder of glycosylation type 1B
- Congenital disorder of glycosylation type 1C
- Congenital disorder of glycosylation type 1D
- Congenital disorder of glycosylation type 1E
- Congenital disorder of glycosylation type 1F
- Congenital disorder of glycosylation type 1G
- Congenital disorder of glycosylation type 1H
- Congenital disorder of glycosylation type 1I
- Congenital disorder of glycosylation type 1J
- Congenital disorder of glycosylation type 1K
- Congenital disorder of glycosylation type 1L
- Congenital disorder of glycosylation type 1X
- Congenital disorder of glycosylation type 2A
- Congenital disorder of glycosylation type 2D
- Congenital disorder of glycosylation type 2E
- Congenital disorder of glycosylation, type 2C
- Congenital disorder of glycosylation, type 2G
- Congenital ectodermal dysplasia with hearing loss
- Congenital fiber type disproportion
- Congenital generalized fibromatosis
- Congenital generalized lipodystrophy type 1
- Congenital generalized lipodystrophy type 2
- Congenital giant megaureter
- Congenital heart block
- Congenital heart disease ptosis hypodontia craniostosis
- Congenital heart disease radio ulnar synostosis mental retardation
- Congenital heart septum defect
- Congenital hemidysplasia with ichtyosiform erythroderma and limbs defects
- Congenital hemolytic anemia
- Congenital hepatic fibrosis
- Congenital herpes simplex
- Congenital human immunodeficiency virus
- Congenital hypomyelination neuropathy
- Congenital hypothyroidism
- Congenital hypotrichosis milia
- Congenital ichthyosis, microcephalus, quadriplegia
- Congenital ichtyosiform erythroderma
- Congenital megacolon
- Congenital megalo-ureter
- Congenital mesoblastic nephroma
- Congenital microvillous atrophy
- Congenital mitral malformation
- Congenital mitral stenosis
- Congenital mixovirus
- Congenital mumps
- Congenital Muscular dystrophy
- Congenital muscular dystrophy syringomyelia
- Congenital myasthenic syndrome with episodic apnea
- Congenital myotonic dystrophy
- Congenital nephrotic syndrome, Finnish type
- Congenital nonhemolytic jaundice
- Congenital pseudoarthrosis
- Congenital short bowel
- Congenital short femur
- Congenital spherocytic anemia
- Congenital spherocytic hemolytic anemia
- Congenital stenosis of cervical medullary canal
- Congenital sucrose isomaltose malabsorption
- Congenital thrombotic disease, due to Protein C deficiency
- Congenital torticollis
- Congenital unilateral pulmonary hypoplasia
- Congenital vagal hyperreflexivity
- Congenital varicella syndrome
- Congenitally corrected transposition of the great arteries
- Conjunctivitis ligneous
- Conjunctivitis with Pseudomembrane
- Connective tissue dysplasia Spellacy type
- Connexin 26 anomaly
- Conn's syndrome
- Conorenal Syndrome
- Conotruncal anomaly face syndrome
- Conotruncal heart malformations
- Conradi-Hunermann syndrome
- Constrictive bronchiolitis
- Continuous muscle fiber activity hereditary
- Continuous spike-wave during slow sleep syndrome
- Contractures ectodermal dysplasia cleft lip palate
- Conversion disorder
- Convulsions benign familial neonatal dominant form
- Convulsions, benign familial infantile, 1
- Copper deficiency, familial benign
- Coproporphyria
- CoQ-responsive OXPHOS deficiency
- Cor biloculare
- Cor triatriatum
- Cormier Rustin Munnich syndrome
- Cornea guttata with anterior polar cataract
- Corneal anesthesia deafness mental retardation
- Corneal cerebellar syndrome
- Corneal crystals myopathy neuropathy
- Corneal dystrophy
- Corneal dystrophy and perceptive deafness
- Corneal dystrophy Avellino type
- Corneal dystrophy crystalline of Schnyder
- Corneal dystrophy Fuchs' endothelial 1
- Corneal dystrophy ichthyosis microcephaly mental retardation
- Corneal dystrophy of Bowman layer type 1
- Corneal dystrophy pigmentary anomaly malabsorption
- Corneal dystrophy Thiel Behnke type
- Corneal dystrophy, epithelial basement membrane
- Corneal dystrophy, Fuchs' endothelial, 2
- Corneal dystrophy, gelatinous drop-like
- Corneal dystrophy, juvenile epithelial of Meesmann
- Corneal dystrophy, lattice, type 2
- Corneal endothelial dystrophy type 2
- Corneal hypesthesia, familial
- Cornelia de Lange syndrome 1
- Cornelia de Lange syndrome 2
- Cornelia de Lange syndrome 3
- Corneodermatoosseous syndrome
- Coronal synostosis, syndactyly and jejunal atresia
- Coronaro-cardiac fistula
- Coronary arteries congenital malformation
- Coronary artery aneurysm
- Corpus callosum agenesis
- Corpus callosum agenesis double urinary collecting
- Corpus callosum agenesis neuronopathy
- Corpus callosum agenesis of blepharophimosis Robin type
- Corpus callosum agenesis polysyndactyly
- Corpus callosum dysgenesis cleft spasm
- Corpus callosum dysgenesis hypopituitarism
- Corpus callosum dysgenesis X-linked recessive
- Corsello Opitz syndrome
- Cortada Koussef Matsumoto syndrome
- Cortes Lacassie syndrome
- Cortical blindness mental retardation polydactyly
- Cortical defects, wormian bones, and dentinogenesis imperfecta
- Cortical hyperostosis syndactyly
- Corticobasal degeneration
- Cortisone reductase deficiency
- Costello syndrome
- Costocoracoid ligament congenitally short
- Cote Katsantoni syndrome
- Cousin Walbraum Cegarra syndrome
- Covesdem syndrome
- Cowchock syndrome
- Cowden's disease
- Coxa vara, congenital
- Coxoauricular syndrome
- Cramer Niederdellmann syndrome
- Cramp-fasciculations syndrome
- Crandall syndrome
- Crane-Heise syndrome
- Cranio osteoarthropathy
- Cranioacrofacial syndrome
- Craniodiaphyseal dysplasia
- Craniodigital syndrome mental retardation
- Cranioectodermal dysplasia
- Craniofacial and skeletal defects
- Craniofacial deafness hand syndrome
- Craniofacial dysostosis arthrogryposis progeroid appearence
- Craniofacial dysostosis type 1
- Craniofacial dyssynostosis
- Craniofaciocardioskeletal syndrome
- Craniofaciocervical osteoglyphic dysplasia
- Craniofrontonasal dysplasia
- Craniofrontonasal syndrome Teebi type
- Craniometaphyseal dysplasia, autosomal dominant
- Craniometaphyseal dysplasia, autosomal recessive type
- Craniomicromelic syndrome
- Craniostenosis cataract
- Craniostenosis with congenital heart disease mental retardation
- Craniosynostosis
- Craniosynostosis alopecia brain defect
- Craniosynostosis arthrogryposis cleft palate
- Craniosynostosis autosomal dominant
- Craniosynostosis cleft lip palate arthrogryposis
- Craniosynostosis contractures cleft
- Craniosynostosis exostoses nevus epibulbar dermoid
- Craniosynostosis fibular aplasia
- Craniosynostosis Fontaine type
- Craniosynostosis Maroteaux Fonfria type
- Craniosynostosis mental retardation clefting syndrome
- Craniosynostosis mental retardation heart defects
- Craniosynostosis Philadelphia type
- Craniosynostosis radial aplasia syndrome
- Craniosynostosis synostoses hypertensive nephropathy
- Craniosynostosis Warman type
- Craniosynostosis, anal anomalies, and porokeratosis
- Craniosynostosis, sagittal, with Dandy-Walker malformation and hydrocephalus
- Craniosynostosis-mental retardation syndrome of Lin and Gettig
- Craniotelencephalic dysplasia
- Crawfurd syndrome
- Creatine deficiency, X-linked
- Creeping disease
- CREST syndrome
- Cretinism
- Cretinism athyreotic
- Creutzfeldt-Jakob disease
- Cri du chat syndrome
- Crigler Najjar syndrome, type 1
- Crigler Najjar syndrome, type 2
- Crisponi syndrome
- Crohn’s disease, pediatric
- Crohn's disease of the esophagus
- Crome syndrome
- Cronkhite-Canada disease
- Crossed polydactyly type 1
- Crossed polysyndactyly
- Crumpled helices and small mouth
- Cryofibrinogenemia
- Cryptococcosis
- Cryptogenic organized pneumopathy
- Cryptomicrotia brachydactyly syndrome
- Cryptorchidism arachnodactyly mental retardation
- Cryptosporidiosis
- Crystal deposit disease
- Culler Jones syndrome
- Curly hair ankyloblepharon nail dysplasia syndrome
- Curly hair-acral keratoderma-caries syndrome
- Currarino triad
- Curry Hall syndrome
- Curtis Rogers Stevenson syndrome
- Cushing syndrome, familial
- Cushing's symphalangism
- Cutaneous anthrax
- Cutaneous larva migrans
- Cutaneous lupus erythematosus
- Cutaneous photosensitivity and colitis, lethal
- Cutaneous T-cell lymphoma
- Cutaneous vascularitis
- Cutis Gyrata syndrome of Beare and Stevenson
- Cutis gyratum acanthosis nigricans craniosynostosis
- Cutis laxa
- Cutis laxa corneal clouding mental retardation
- Cutis laxa osteoporosis
- Cutis laxa with joint laxity and retarded development
- Cutis laxa, dominant type
- Cutis laxa, recessive
- Cutis laxa, recessive type 2
- Cutis marmorata telangiectatica congenita
- Cutis verticis gyrata
- Cutis verticis gyrata mental deficiency
- Cutler Bass Romshe syndrome
- Cyclic neutropenia
- Cyclic vomiting syndrome
- Cyclosporiasis
- Cyclosporosis
- Cyprus facial neuromusculoskeletal syndrome
- Cystic adenomatoid malformation of lung
- Cystic fibrosis
- Cystic fibrosis gastritis megaloblastic anemia
- Cystic hamartoma of lung and kidney
- Cystic hygroma
- Cystic hygroma lethal cleft palate
- Cystic medial necrosis of aorta
- Cysticercosis
- Cystin transport, protein defect of
- Cystinosis
- Cystinosis, ocular nonnephropathic
- Cystinuria
- Cystinuria-lysinuria
- Cystosarcoma phyllodes
- Cytochrome C oxidase deficiency
- Cytokine deficiency
- Cytokine receptor deficiency
- Cytomegalic inclusion disease
- Cytomegalovirus
- Cytomegalovirus retinitis
- Cytoplasmic body myopathy
- Czech dysplasia, metatarsal type
- Czeizel Losonci syndrome
- Czeizel syndrome















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