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

Pure or complex hereditary spastic paraplegia

Pure or complex familial spastic paraplegia · Pure or complicated familial spastic paraplegia

ORPHA:320335

Pure or complex X-linked spastic paraplegia

Pure or complicated X-linked spastic paraplegia

ORPHA:320350

Pure squamous carcinoma of the urothelial tract

ORPHA:695023

Purine nucleoside phosphorylase deficiency

PNP deficiency · PNPase deficiency

ORPHA:760

Pustular pyoderma gangrenosum

ORPHA:538866

Pustulosis palmaris et plantaris

LPP · Localized pustular psoriasis

ORPHA:163927

Pycnodysostosis

Pyknodysostosis

ORPHA:763

PYCR1-related De Barsy syndrome

PYCR1 deficiency · Pyrroline-5-carboxylate reductase 1 deficiency

ORPHA:293633

PYCR2-related microcephaly-progressive leukoencephalopathy

ORPHA:481152

Pyknoachondrogenesis

Camera syndrome

ORPHA:3003

Pyle disease

SFRP4-related Pyle disease · Metaphyseal dysplasia, Pyle type

ORPHA:3005

Pyoderma gangrenosum

ORPHA:48104

Pyogenic autoinflammatory syndrome

ORPHA:324927

Pyogenic autoinflammatory syndrome of childhood

ORPHA:324942

Pyomyositis

Myositis purulenta tropica · Myositis tropicans

ORPHA:764

Pyramidal molars-abnormal upper lip syndrome

Ackerman fused molar roots syndrome

ORPHA:2561

Pyridoxamine-5-phosphate deficiency-developmental and epileptic encephalopathy

PNPO-related neonatal epileptic encephalopathy · Pyridoxal phosphate-dependent seizures

ORPHA:79096

Pyridoxine-dependent-developmental and epileptic encephalopathy

Antiquitin deficiency · Vitamin B6-dependent seizures

ORPHA:3006

Pyruvate carboxylase deficiency

Ataxia with lactic acidosis type 2 · Ataxia with lactic acidosis type II

ORPHA:3008

Pyruvate carboxylase deficiency, benign type

Pyruvate carboxylase deficiency type C

ORPHA:353320

Pyruvate carboxylase deficiency, infantile type

Pyruvate carboxylase deficiency type A

ORPHA:353308

Pyruvate carboxylase deficiency, severe neonatal type

Pyruvate carboxylase deficiency type B

ORPHA:353314

Pyruvate dehydrogenase E1-alpha deficiency

PDHAD · Pyruvate decarboxylase deficiency

ORPHA:79243

Pyruvate dehydrogenase E1-beta deficiency

PDHBD · Pyruvate dehydrogenase complex E1 component subunit beta deficiency

ORPHA:255138

Pyruvate dehydrogenase E2 deficiency

Dihydrolipoamide acetyltransferase component of pyruvate dehydrogenase complex deficiency · Dihydrolipoyllysine-residue acetyltransferase component of pyruvate dehydrogenase complex deficiency

ORPHA:79244

Pyruvate dehydrogenase E3 deficiency

DLD deficiency · Dihydrolipoamide dehydrogenase deficiency

ORPHA:2394

Pyruvate dehydrogenase E3-binding protein deficiency

2-oxoglutarate complex deficiency · Branched chain alpha-ketoacid dehydrogenase complex deficiency

ORPHA:255182

Pyruvate dehydrogenase phosphatase deficiency

PDH phosphatase deficiency

ORPHA:79246

Pyruvate metabolism disorder

ORPHA:254746

Q fever

Coxiellosis · Infection due to Coxiella burnetii

ORPHA:781

Qazi-Markouizos syndrome

Dysharmonic skeletal maturation-muscular fiber disproportion syndrome

ORPHA:3010

Quadricuspid aortic valve

ORPHA:542568

Qualitative or quantitative defects of alpha-actin

ORPHA:209059

Qualitative or quantitative defects of alpha-dystroglycan

Dystroglycanopathy · Alpha-dystroglycanopathy

ORPHA:371024

Qualitative or quantitative defects of alpha-sarcoglycan

ORPHA:207060

Qualitative or quantitative defects of alphaB-cristallin

ORPHA:209044

Qualitative or quantitative defects of beta-myosin heavy chain (MYH7)

ORPHA:209185

Qualitative or quantitative defects of beta-sarcoglycan

ORPHA:207063

Qualitative or quantitative defects of calpain

ORPHA:207104

Qualitative or quantitative defects of caveolin-3

Caveolinopathy

ORPHA:207078

Qualitative or quantitative defects of collagen 6

ORPHA:207090

Qualitative or quantitative defects of delta-sarcoglycan

ORPHA:207070

Qualitative or quantitative defects of desmin

ORPHA:209041

Qualitative or quantitative defects of dysferlin

Dysferlinopathy

ORPHA:207073

Qualitative or quantitative defects of dystrophin

Dystrophinopathy

ORPHA:207085

Qualitative or quantitative defects of emerin

ORPHA:209188

Qualitative or quantitative defects of filamin C

ORPHA:209047

Qualitative or quantitative defects of FKRP

ORPHA:207119