Rare Disease Library

Browse Orphanet-curated rare diseases with HPO phenotype annotations, synonyms, and linked support programs. Search by name, abbreviation, or synonym.

Try: "IgA nephropathy", "C3G", "Berger's disease", "PKU", "Duchenne"

10,912 rare diseases

Complication in hemodialysis

ORPHA:268316

Complications after hematopoietic stem cell transplantation

Complications after HSCT

ORPHA:90053

Composite hemangioendothelioma

Polymorphous hemangioendothelioma

ORPHA:458758

Conductive deafness-malformed external ear syndrome

Conductive hearing loss-malformed external ear syndrome · Mengel-Konigsmark syndrome

ORPHA:3216

Conductive deafness-ptosis-skeletal anomalies syndrome

Jackson-Barr syndrome · Conductive hearing loss-ptosis-skeletal anomalies syndrome

ORPHA:3236

Cone dystrophy with supernormal rod response

Cone dystrophy with supernormal rod ERG · Cone dystrophy with supernormal rod electroretinogram

ORPHA:209932

Cone rod dystrophy

ORPHA:1872

Cone rod dystrophy-short stature syndrome

ORPHA:653709

Confetti-like macular atrophy

ORPHA:221142

Congenital abducens nerve palsy

Benign congenital sixth cranial nerve palsy · Congenital CNVI palsy

ORPHA:440233

Congenital achiasma

ORPHA:324353

Congenital adrenal hyperplasia

CAH

ORPHA:418

Congenital adrenal hyperplasia due to 11-beta-hydroxylase deficiency

CAH due to 11-beta-hydroxylase deficiency · CYP11B1 deficiency

ORPHA:90795

Congenital adrenal hyperplasia due to 17-alpha-hydroxylase deficiency

CAH due to 17-alpha-hydroxylase deficiency · Combined 17-hydroxylase/17,20-lyase deficiency

ORPHA:90793

Congenital adrenal hyperplasia due to 3-beta-hydroxysteroid dehydrogenase deficiency

CAH due to 3-beta-hydroxysteroid dehydrogenase deficiency

ORPHA:90791

Congenital adrenal hyperplasia due to cytochrome P450 oxidoreductase deficiency

Congenital adrenal hyperplasia due to cytochrome POR deficiency · POR deficiency

ORPHA:95699

Congenital agenesis of the scrotum

Congenital scrotal agenesis · Congenital absence of the scrotum

ORPHA:495879

Congenital alacrima

ORPHA:98604

Congenital alpha2-antiplasmin deficiency

ORPHA:79

Congenital alveolar capillary dysplasia

ACDMPV · Alveolar capillary dysplasia with misalignment of pulmonary veins

ORPHA:210122

Congenital amegakaryocytic thrombocytopenia

CAMT

ORPHA:3319

Congenital amyoplasia

Amyoplasia congenita

ORPHA:488586

Congenital analbuminemia

ORPHA:86816

Congenital and infantile nephrotic syndrome

ORPHA:97556

Congenital anomaly of hepatic vein

ORPHA:95507

Congenital anomaly of superior vena cava

Congenital anomaly of superior caval vein · Congenital anomaly of the SVC

ORPHA:95498

Congenital anomaly of the coronary sinus

ORPHA:95500

Congenital anomaly of the great arteries

Congenital aorta, aortic arch or pulmonary arteries anomaly

ORPHA:98724

Congenital anomaly of the great veins

ORPHA:363189

Congenital anomaly of the inferior vena cava

Congenital anomaly of the IVC · Congenital anomaly of the inferior caval vein

ORPHA:95499

Congenital anomaly of the tricuspid valve chordae

Congenital anomaly of tricuspid chordae tendineae · Congenital anomaly of tricuspid tendinous chords

ORPHA:99055

Congenital aortic valve atresia

ORPHA:95448

Congenital aortic valve dysplasia

ORPHA:101043

Congenital aortic valve stenosis

ORPHA:3093

Congenital aortopulmonary window

Congenital aortopulmonary artery fistula · Congenital aortopulmonary septal defect

ORPHA:2037

Congenital aphakia-iris hypoplasia-microphthalmia-microcornea syndrome

ORPHA:617449

Congenital arthrogryposis-microcephaly-facial dysmorphism-severe neurodevelopmental delay syndrome

NEDMABA disorder · Neurodevelopmental disorder-microcephaly-arthrogryposis-structural brain anomalies

ORPHA:664923

Congenital atransferrinemia

Congenital hypotransferrinemia

ORPHA:1195

Congenital autosomal recessive small-platelet thrombocytopenia

CARST

ORPHA:566192

Congenital axonal neuropathy with encephalopathy

ORPHA:538101

Congenital bilateral absence of vas deferens

Congenital bilateral agenesis of vas deferens · Congenital bilateral aplasia of vas deferens

ORPHA:48

Congenital bilateral megacalycosis

ORPHA:93177

Congenital bile acid synthesis defect

BASD

ORPHA:485631

Congenital bile acid synthesis defect type 1

BASD1 · 3-beta-hydroxy-delta-5-C27-steroid oxidoreductase deficiency

ORPHA:79301

Congenital bile acid synthesis defect type 2

Cholestasis with delta(4)-3-oxosteroid 5-beta-reductase deficiency · BASD2

ORPHA:79303

Congenital bile acid synthesis defect type 3

BASD3 · Oxysterol 7-alpha-hydroxylase deficiency

ORPHA:79302

Congenital bile acid synthesis defect type 4

2-methylacyl-CoA racemase deficiency · AMACR deficiency

ORPHA:79095

Congenital brachyesophagus-intrathoracic stomach-vertebral anomalies syndrome

Serpentine-like syndrome

ORPHA:514352