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

Bone sarcoma

ORPHA:223727

Bonnemann-Meinecke-Reich syndrome

Encephalopathy-intracerebral calcification-retinal degeneration syndrome

ORPHA:1261

Böök syndrome

ORPHA:1262

Boomerang dysplasia

ORPHA:1263

BOR syndrome

Branchiootorenal syndrome · Branchiootorenal spectrum disorder

ORPHA:107

Borderline vascular tumor

Vascular locally aggressive tumors · Vascular intermediate tumors

ORPHA:673473

Borjeson-Forssman-Lehmann syndrome

BFLS · Intellectual disability-epilepsy-endocrine disorders syndrome

ORPHA:127

Borna virus encephalitis

Bornavirus encephalitis

ORPHA:637051

Bosley-Salih-Alorainy syndrome

ORPHA:69737

Bothnia retinal dystrophy

Västerbotten dystrophy

ORPHA:85128

Boutonneuse fever

Mediterranean spotted fever

ORPHA:83313

Bowen syndrome

ORPHA:1271

Bowen-Conradi syndrome

Bowen syndrome, Hutterite type

ORPHA:1270

BPTF-related intellectual disability-facial dysmorphism-skeletal anomalies syndrome

BPTF-related Neurodevelopmental disorder with dysmorphic facies and distal limb anomalies · BPTF-related NEDDFL

ORPHA:686482

Brachydactylous dwarfism, Mseleni type

Mseleni joint disease

ORPHA:2619

Brachydactyly type A1

Brachydactyly, Farabee type

ORPHA:93388

Brachydactyly type A2

Brachydactyly, Mohr-Wriedt type

ORPHA:93396

Brachydactyly type A4

Brachydactyly, Temtamy type · Brachymesophalangy II and V

ORPHA:93394

Brachydactyly type A5

ORPHA:93389

Brachydactyly type A6

Osebold-Remondini syndrome · Acromesomelic dysplasia, Osebold-Remondini type

ORPHA:93382

Brachydactyly type A7

Brachydactyly, Smorgasbord type

ORPHA:93397

Brachydactyly type B

ORPHA:93383

Brachydactyly type B2

ORPHA:140908

Brachydactyly type C

ORPHA:93384

Brachydactyly type E

ORPHA:93387

Brachydactyly-arterial hypertension syndrome

Bilginturan brachydactyly · Bilginturan syndrome

ORPHA:1276

Brachydactyly-elbow wrist dysplasia syndrome

Brachydactyly-joint dysplasia syndrome · Liebenberg syndrome

ORPHA:1275

Brachydactyly-long thumb syndrome

Brachydactyly, long thumb type

ORPHA:2946

Brachydactyly-mesomelia-intellectual disability-heart defects syndrome

Stratton-Garcia-Young syndrome

ORPHA:1277

Brachydactyly-nystagmus-cerebellar ataxia syndrome

Biemond syndrome

ORPHA:1246

Brachydactyly-preaxial hallux varus syndrome

ORPHA:1278

Brachydactyly-short stature-retinitis pigmentosa syndrome

ORPHA:166035

Brachydactyly-syndactyly, Zhao type

ORPHA:93409

Brachymorphism-onychodysplasia-dysphalangism syndrome

BOD syndrome · Senior syndrome

ORPHA:1292

Brachyolmia

ORPHA:1293

Brachyolmia type 1, Hobaek type

ORPHA:93301

Brachyolmia type 1, Toledo type

ORPHA:93303

Brachyolmia-amelogenesis imperfecta syndrome

Platyspondyly-amelogenesis imperfecta syndrome · Verloes-Bourguignon syndrome

ORPHA:2899

Brachyolmia, Maroteaux type

Brachyolmia type 2

ORPHA:93302

Brachytelephalangic chondrodysplasia punctata

ORPHA:79345

Brachytelephalangy-dysmorphism-Kallmann syndrome

ORPHA:1295

Braddock syndrome

Vater-like syndrome with pulmonary hypertension, abnormal ears and growth deficiency

ORPHA:52047

Braddock-Carey syndrome

Thrombocytopenia-Robin sequence syndrome

ORPHA:3323

Bradyopsia

PERRS · Prolonged electroretinal response suppression

ORPHA:75374

Brain abnormalities-severe developmental delay-facial dysmorphism-intellectual disability syndrome

Neurodevelopmental disorder-hypotonia-stereotypic hand movements-impaired language · MEF2C-related syndrome

ORPHA:664410

Brain abnormalities-severe developmental delay-facial dysmorphism-intellectual disability syndrome due to MEF2C mutation

ORPHA:664416

Brain arteriovenous malformation

Cerebral arteriovenous malformation

ORPHA:46724

Brain dopamine-serotonin vesicular transport disease

ORPHA:352649