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"

10,911 rare diseases

Pontocerebellar hypoplasia type 1

Norman disease · PCH1

ORPHA:2254

Pontocerebellar hypoplasia type 10

CLP1-related pontocerebellar hypoplasia · PCH10

ORPHA:411493

Pontocerebellar hypoplasia type 11

Pontocerebellar hypoplasia due to TBC1D23 · PCH11

ORPHA:611247

Pontocerebellar hypoplasia type 12

COASY-related pontocerebellar hypoplasia · PCH12

ORPHA:611256

Pontocerebellar hypoplasia type 13

PCH13

ORPHA:613267

Pontocerebellar hypoplasia type 14

PCH14

ORPHA:613274

Pontocerebellar hypoplasia type 2

PCH2

ORPHA:2524

Pontocerebellar hypoplasia type 3

Cerebellar atrophy with progressive microcephaly · PCH3

ORPHA:97249

Pontocerebellar hypoplasia type 4

Fatal infantile encephalopathy with olivopontocerebellar hypoplasia · Olivopontocerebellar hypoplasia

ORPHA:166063

Pontocerebellar hypoplasia type 5

Fetal-onset olivopontocerebellar hypoplasia · PCH5

ORPHA:166068

Pontocerebellar hypoplasia type 6

Fatal infantile encephalopathy with mitochondrial respiratory chain defects · PCH6

ORPHA:166073

Pontocerebellar hypoplasia type 7

PCH7 · Pontocerebellar hypoplasia-46,XY disorder of sex development syndrome

ORPHA:284339

Pontocerebellar hypoplasia type 8

PCH8 · Pontocerebellar hypoplasia due to CHMP1A mutation

ORPHA:324569

Pontocerebellar hypoplasia type 9

PCH9

ORPHA:369920

Poorly differentiated thymic neuroendocrine carcinoma

ORPHA:263339

Popliteal pterygium syndrome

ORPHA:294963

Porencephaly

ORPHA:2940

Porencephaly-cerebellar hypoplasia-internal malformations syndrome

Bonnemann-Meinecke syndrome

ORPHA:2941

Porencephaly-microcephaly-bilateral congenital cataract syndrome

ORPHA:306547

Porokeratosis

ORPHA:79358

Porokeratosis of Mibelli

ORPHA:735

Porokeratosis plantaris palmaris et disseminata

Palmar, plantar and disseminated porokeratosis

ORPHA:737

Porokeratotic eccrine ostial and dermal duct nevus

Comedo nevus of the palm · Porokeratotic eccrine nevus

ORPHA:166286

Porphyria

ORPHA:738

Porphyria cutanea tarda

PCT

ORPHA:101330

Porphyria due to ALA dehydratase deficiency

ALAD porphyria · Porphyria due to ALAD deficiency

ORPHA:100924

Port-wine nevi-mega cisterna magna-hydrocephalus syndrome

Nova syndrome

ORPHA:2703

Portosinusoidal vascular disease

PSVD

ORPHA:596937

Post 5-alpha-reductase inhibitors treatment syndrome

ORPHA:686468

Post-selective serotonin reuptake inhibitor sexual dysfunction

PSSD · Post-SSRI sexual dysfunction

ORPHA:686475

Post-transplant lymphoproliferative disease

PTLD

ORPHA:70568

Post-traumatic pituitary deficiency

ORPHA:95619

Postaxial acrofacial dysostosis

Miller syndrome · POADS

ORPHA:246

Postaxial polydactyly type A

ORPHA:93334

Postaxial polydactyly type B

ORPHA:93335

Postaxial polydactyly-anterior pituitary anomalies-facial dysmorphism syndrome

Culler-Jones syndrome

ORPHA:420584

Postaxial polydactyly-dental and vertebral anomalies syndrome

ORPHA:2916

Postaxial tetramelic oligodactyly

ORPHA:2730

Postcardiotomy right ventricular failure

ORPHA:263352

Postencephalitic parkinsonism

ORPHA:97349

Posterior amorphous corneal dystrophy

PACD · Posterior amorphous stromal dystrophy

ORPHA:98971

Posterior column ataxia-retinitis pigmentosa syndrome

Autosomal recessive posterior column ataxia and retinitis pigmentosa · PCARP

ORPHA:88628

Posterior corneal dystrophy

ORPHA:98627

Posterior cortical atrophy

Benson syndrome · Biparietal Alzheimer disease

ORPHA:54247

Posterior extramedullary conus spinal cord lipoma

ORPHA:645294

Posterior fusion of lumbosacral vertebrae-blepharoptosis syndrome

Faulk-Epstein-Jones syndrome

ORPHA:2064

Posterior polymorphous corneal dystrophy

PPCD · Posterior polymorphous dystrophy

ORPHA:98973

Posterior urethral valve

PUV

ORPHA:93110