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

Hyper-IgE syndrome

ORPHA:331223

Hyper-IgM syndrome type 2

AID deficiency · Activation-induced cytidine deaminase deficiency

ORPHA:101089

Hyper-IgM syndrome type 3

HIGM3 · Hyper-IgM syndrome due to CD40 deficiency

ORPHA:101090

Hyper-IgM syndrome type 4

HIGM4

ORPHA:101091

Hyper-IgM syndrome type 5

HIGM5 · Hyper-IgM syndrome due to UNG deficiency

ORPHA:101092

Hyper-IgM syndrome with susceptibility to opportunistic infections

HIGM with susceptibility to opportunistic infections

ORPHA:183663

Hyper-IgM syndrome without susceptibility to opportunistic infections

HIGM without susceptibility to opportunistic infections

ORPHA:183666

Hyperammonemia due to N-acetylglutamate synthase deficiency

NAGS deficiency

ORPHA:927

Hyperammonemic encephalopathy due to carbonic anhydrase VA deficiency

CA-VA deficiency

ORPHA:401948

Hyperandrogenism due to cortisone reductase deficiency

11-beta-hydroxysteroid dehydrogenase deficiency type 1

ORPHA:168588

Hyperbiliverdinemia

Green jaundice

ORPHA:276405

Hypercholesterolemia due to cholesterol 7alpha-hydroxylase deficiency

ORPHA:209902

Hypercoagulability syndrome due to glycosylphosphatidylinositol deficiency

Congenital disorder of glycosylation due to PIGM deficiency · PIGM-CDG

ORPHA:83639

Hypercontractile muscle stiffness syndrome

ORPHA:476403

Hyperekplexia

ORPHA:306773

Hyperekplexia-epilepsy syndrome

ORPHA:163985

Hypergonadotropic hypogonadism-cataract syndrome

Lubinsky syndrome

ORPHA:2410

Hyperimmunoglobulinemia D with periodic fever

HIDS · Hyper-IgD syndrome

ORPHA:343

Hyperinsulinemic hypoglycaemia

ORPHA:443095

Hyperinsulinism due to HNF1A deficiency

Hyperinsulinemic hypoglycemia due to HNF1A deficiency

ORPHA:324575

Hyperinsulinism due to INSR deficiency

Hyperinsulinemic hypoglycemia due to INSR deficiency · Hyperinsulinemic hypoglycemia due to insulin receptor deficiency

ORPHA:263458

Hyperinsulinism due to short chain 3-hydroxylacyl-CoA dehydrogenase deficiency

Hyperinsulinemic hypoglycemia due to short chain 3-hydroxylacyl-CoA dehydrogenase deficiency · Hyperinsulinism due to SCHAD deficiency

ORPHA:71212

Hyperinsulinism due to UCP2 deficiency

Hyperinsulinemic hypoglycemia due to UCP2 deficiency

ORPHA:276556

Hyperinsulinism-hyperammonemia syndrome

HI/HA syndrome

ORPHA:35878

Hyperkalemic periodic paralysis

Adynamia episodica hereditaria · Familial hyperPP

ORPHA:682

Hyperkeratosis lenticularis perstans

Flegel disease

ORPHA:409

Hyperkeratosis-hyperpigmentation syndrome

ORPHA:1336

Hyperlipidemia due to hepatic triacylglycerol lipase deficiency

Hyperlipidemia due to hepatic lipase deficiency · Hyperlipidemia due to HL deficiency

ORPHA:140905

Hyperlipoproteinemia type 1

HLP type 1

ORPHA:411

Hyperlysinemia

Hyperlysinemia type I · Lysine alpha-ketoglutarate reductase deficiency

ORPHA:2203

Hypermethioninemia due to glycine N-methyltransferase deficiency

Glycine N-methyltransferase deficiency · Hypermethioninemia due to GNMT deficiency

ORPHA:289891

Hypermethioninemia encephalopathy due to adenosine kinase deficiency

ADK hypermethioninemia · Hypermethioninemia encephalopathy due to ADK deficiency

ORPHA:289290

Hypermobile Ehlers-Danlos syndrome

EDS-HT · Ehlers-Danlos syndrome hypermobility type

ORPHA:285

Hyperornithinemia-hyperammonemia-homocitrullinuria syndrome

HHH syndrome · ORNT1 deficiency

ORPHA:415

Hyperostosis corticalis generalisata

Van Buchem disease · Hyperphosphatasemia tarda

ORPHA:3416

Hyperostosis cranialis interna

ORPHA:443098

Hyperparathyroidism-jaw tumor syndrome

HPT-JT

ORPHA:99880

Hyperphenylalaninemia due to DNAJC12 deficiency

Non-phenylketonuric non-BH4-deficiency hyperphenylalaninemia

ORPHA:508523

Hyperphenylalaninemia due to tetrahydrobiopterin deficiency

Hyperphenylalaninemia due to BH4 deficiency

ORPHA:238583

Hyperphosphatasia-intellectual disability syndrome

Mabry syndrome

ORPHA:247262

Hyperpigmentation of the skin

ORPHA:79375

Hyperprolinemia type 1

Proline oxidase deficiency

ORPHA:419

Hyperprolinemia type 2

Delta-1-pyrroline-5-carboxylate dehydrogenase deficiency

ORPHA:79101

Hypersensitivity pneumonitis

Extrinsic allergic alveolitis

ORPHA:31740

Hypertelorism-hypospadias-polysyndactyly syndrome

Naguib-Richieri-Costa syndrome · Acrofrontofacionasal dysostosis type 2

ORPHA:2211

Hypertelorism-microtia-facial clefting syndrome

Bixler-Christian-Gorlin syndrome · HMC syndrome

ORPHA:2213

Hypertelorism-preauricular sinus-punctual pits-deafness syndrome

HPPD · Hypertelorism-preauricular sinus-punctual pits-hearing loss syndrome

ORPHA:293958

Hypertension due to gain-of-function mutations in the mineralocorticoid receptor

Early-onset hypertension with exacerbation in pregnancy · Pseudohyperaldosteronism type 2

ORPHA:88660