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"

175 matching diseasesClear search ×

Infantile-onset periodic fever-panniculitis-dermatosis syndrome

OTULIN-related autoinflammatory syndrome · OTULIN deficiency

ORPHA:500062

Intellectual disability-facial dysmorphism-joint hypermobility-hearing loss syndrome

Beck-Fahrner syndrome · TET3-related Beck-Fahrner syndrome

ORPHA:684216

Isolated cytochrome C oxidase deficiency

Isolated COX deficiency · Isolated mitochondrial respiratory chain complex IV deficiency

ORPHA:254905

Krabbe disease

GALC deficiency · Galactocerebrosidase deficiency

ORPHA:487

L-Arginine:glycine amidinotransferase deficiency

AGAT deficiency

ORPHA:35704

LCAT deficiency

Lecithin-cholesterol acyltransferase deficiency

ORPHA:650

Lesch-Nyhan syndrome

HPRT complete deficiency · HPRT deficiency grade IV

ORPHA:510

Limbal stem cell deficiency

ORPHA:171673

Long chain 3-hydroxyacyl-CoA dehydrogenase deficiency

LCHAD deficiency · LCHADD

ORPHA:5

Lysosomal acid lipase deficiency

LAL deficiency · LALD

ORPHA:275761

Malonic aciduria

Malonyl-CoA decarboxylase deficiency · Malonic acidemia

ORPHA:943

Maple syrup urine disease

BCKD deficiency · BCKDH deficiency

ORPHA:511

Medium chain acyl-CoA dehydrogenase deficiency

ACADM deficiency · Carnitine deficiency secondary to medium-chain acyl-CoA dehydrogenase deficiency

ORPHA:42

Methionine adenosyltransferase I/III deficiency

MAT I/III deficiency · Mudd's disease

ORPHA:168598

Methylmalonic acidemia due to methylmalonyl-CoA epimerase deficiency

MCEE deficiency · Methylmalonic acidemia due to methylmalonyl-CoA racemase deficiency

ORPHA:308425

Microcephaly-congenital cataract-psoriasiform dermatitis syndrome

Sterol-C4-methyl oxidase deficiency · SMO deficiency

ORPHA:488168

Mitochondrial disorder due to a defect in mitochondrial protein synthesis

Combined OXPHOS defect · Combined OXPHOS deficiency

ORPHA:35696

Mitochondrial myopathy with reversible cytochrome C oxidase deficiency

Benign COX deficiency · Infantile reversible cytochrome C oxidase deficiency myopathy

ORPHA:254864

Mitochondrial short-chain enoyl-CoA hydratase 1 deficiency

Crotonase deficiency · ECHS1D

ORPHA:653880

Mitochondrial trifunctional protein deficiency

TFP deficiency · TFPD

ORPHA:746

Mucopolysaccharidosis type 4A

GALNS deficiency · Galactosamine-6-sulfatase deficiency

ORPHA:309297

Mucopolysaccharidosis type 6

ARSB deficiency · ASB deficiency

ORPHA:583

Müllerian aplasia and hyperandrogenism

Müllerian duct failure and hyperandrogenism · WNT4 deficiency

ORPHA:247768

Multiple acyl-CoA dehydrogenase deficiency

Glutaric acidemia type 2 · Glutaric aciduria type 2

ORPHA:26791

Multiple mitochondrial dysfunctions syndrome type 1

NFU1 deficiency · MMDS1

ORPHA:401869

Multiple mitochondrial dysfunctions syndrome type 2

BOLA3 deficiency · MMDS2

ORPHA:401874

Multiple mitochondrial dysfunctions syndrome type 3

IBA57 deficiency · MMDS3

ORPHA:363424

Multiple mitochondrial dysfunctions syndrome type 5

ISCA1 deficiency · MMDS5

ORPHA:569274

Multiple mitochondrial dysfunctions syndrome type 6

PMPCB deficiency

ORPHA:569290

Myeloperoxidase deficiency

MPO deficiency

ORPHA:2587

MYO5B-related progressive familial intrahepatic cholestasis

MYO5B deficiency

ORPHA:480491

NAD(P)HX dehydratase deficiency

CARKD deficiency

ORPHA:555402

Neurodegeneration due to 3-hydroxyisobutyryl-CoA hydrolase deficiency

HIBCH deficiency · Methacrylic aciduria

ORPHA:88639

Neurodegenerative syndrome due to cerebral folate transport deficiency

Folate receptor alpha deficiency · Cerebral folate transport deficiency

ORPHA:217382

Neurometabolic disorder due to serine deficiency

Serine deficiency

ORPHA:35705

Nijmegen breakage syndrome-like disorder

Microcephaly and chromosomal instability without immunodeficiency · NBS-like disorder

ORPHA:240760

NIK deficiency

Primary immunodeficiency with multifaceted aberrant lymphoid immunity

ORPHA:447731

Obesity due to melanocortin 4 receptor deficiency

MC4R deficiency

ORPHA:71529

Obesity due to pro-opiomelanocortin deficiency

POMC deficiency

ORPHA:71526

Obesity due to prohormone convertase I deficiency

PCI deficiency

ORPHA:71528

OBSOLETE: Cholesterol-ester transfer protein deficiency

OBSOLETE: CEPT deficiency · OBSOLETE: Familial hyperalphalipoproteinemia type I

ORPHA:79506

Ornithine transcarbamylase deficiency

OCT deficiency · OTC deficiency

ORPHA:664

PAICS deficiency

Phosphoribosylaminoimidazole carboxylase deficiency

ORPHA:633099

Phosphoenolpyruvate carboxykinase deficiency

PEPCK deficiency

ORPHA:2880

Pituitary deficiency

ORPHA:101957

Primary CD59 deficiency

ORPHA:169464

Progressive familial intrahepatic cholestasis type 1

Byler disease · FIC1 deficiency

ORPHA:79306

Progressive familial intrahepatic cholestasis type 2

BSEP deficiency · PFIC2

ORPHA:79304