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

Pelizaeus-Merzbacher-like disease due to GJC2 mutation

PMLD1

ORPHA:280282

Pelizaeus-Merzbacher-like disease due to HSPD1 mutation

Mitochondrial HSP60 chaperonopathy

ORPHA:280288

Pellagra

ORPHA:97352

Pellagra-like skin rash-neurological manifestations syndrome

ORPHA:2837

Pellucid marginal degeneration

ORPHA:137672

Pelvic dysplasia-arthrogryposis of lower limbs syndrome

Ray-Peterson-Scott syndrome

ORPHA:2840

Pelvis-shoulder dysplasia

Kosenow syndrome · Scapuloiliac dysostosis

ORPHA:2839

Pelviscapular dysplasia

Cousin syndrome · Familial pelvis-scapular dysplasia

ORPHA:93333

Pemphigoid gestationis

Gestational pemphigoid

ORPHA:63275

Pemphigus erythematosus

Seborrheic pemphigus · Senear-Usher syndrome

ORPHA:79480

Pemphigus foliaceus

ORPHA:79481

Pemphigus vegetans

ORPHA:79479

Pemphigus vulgaris

ORPHA:704

Pendred syndrome

Goiter-deafness syndrome · Goiter-hearing loss syndrome

ORPHA:705

Penile agenesis

Aphallia · Penis agenesis

ORPHA:49

Penoscrotal transposition

ORPHA:2842

PENS syndrome

Papular epidermal nevi with skyline basal cell layers syndrome

ORPHA:313936

Pentalogy of Cantrell

Cantrell deformity · Cantrell syndrome

ORPHA:1335

Pentasomy X syndrome

49,XXXXX syndrome · Penta-X

ORPHA:11

Pentosuria

Essential pentosuria · Xylitol dehydrogenase deficiency

ORPHA:2843

Pericardial and diaphragmatic defect

ORPHA:2847

Perifoveal exudative vascular anomalous complex

PEVAC

ORPHA:674930

Perihilar cholangiocarcinoma

Hilar cholangiocarcinoma · Klatskin tumor

ORPHA:99978

Perinatal lethal hypophosphatasia

Perinatal lethal phosphoethanolaminuria · Perinatal lethal Rathbun disease

ORPHA:247623

Perineurioma

ORPHA:85102

Periodic fever syndrome

ORPHA:101995

Periodic fever syndrome of childhood

ORPHA:324939

Periodic fever-immunodeficiency-thrombocytopenia syndrome

PFITS

ORPHA:652522

Periodic fever-infantile enterocolitis-autoinflammatory syndrome

NLRC4-related autoinflammatory syndrome with MAS · NLRC4-related MAS

ORPHA:436166

Periodic paralysis

ORPHA:206976

Periodic paralysis with later-onset distal motor neuropathy

ORPHA:397750

Periodic paralysis with transient compartment-like syndrome

ORPHA:397755

Periodontal Ehlers-Danlos syndrome

Periodontal EDS · EDS VIII

ORPHA:75392

Peripapillary staphyloma

ORPHA:519400

Peripartum cardiomyopathy

Postpartum cardiomyopathy

ORPHA:563

Peripheral arteriovenous malformation

Peripheral AVM

ORPHA:708046

Peripheral congenital arteriovenous fistula

Peripheral congenital AVF

ORPHA:708051

Peripheral demyelinating neuropathy-central dysmyelinating leukodystrophy-Waardenburg syndrome-Hirschsprung disease

Neurologic Waardenburg-Shah syndrome · PCWH

ORPHA:163746

Peripheral fast-flow vascular malformation

Peripheral arteriovenous malformation

ORPHA:707944

Peripheral motor neuropathy-dysautonomia syndrome

Lisker-Garcia-Ramos syndrome

ORPHA:2400

Peripheral neuropathy associated with monoclonal gammopathy

ORPHA:209010

Peripheral primitive neuroectodermal tumor

Peripheral neuroepithelioma · PPNET

ORPHA:370348

Peripheral pulmonary stenosis

Branch pulmonary artery stenosis · Pulmonary branch stenosis

ORPHA:99084

Peritoneal inclusion cyst

Benign multicystic peritoneal mesothelioma · Multicystic mesothelioma

ORPHA:168816

Peritoneal mesothelioma in situ

ORPHA:676036

Perivascular epithelioid cell neoplasm

Perivascular epithelioid tumour · PEComa

ORPHA:595133

Periventricular nodular heterotopia

PVNH

ORPHA:98892

Perlman syndrome

Nephroblastomatosis-fetal ascites-macrosomia-Wilms tumor syndrome

ORPHA:2849