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"

156 matching diseasesClear search ×

LCAT deficiency

Lecithin-cholesterol acyltransferase deficiency

ORPHA:650

Lysosomal acid lipase deficiency

LAL deficiency · LALD

ORPHA:275761

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 trifunctional protein deficiency

TFP deficiency · TFPD

ORPHA:746

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 3

IBA57 deficiency · MMDS3

ORPHA:363424

Multiple mitochondrial dysfunctions syndrome type 5

ISCA1 deficiency · MMDS5

ORPHA:569274

Myeloperoxidase deficiency

MPO deficiency

ORPHA:2587

Narcolepsy type 1

Gélineau disease · Narcolepsy-cataplexy

ORPHA:2073

Neurometabolic disorder due to serine deficiency

Serine deficiency

ORPHA:35705

Neuromyelitis optica spectrum disorder

Devic disease · Devic syndrome

ORPHA:71211

Neuromyelitis optica spectrum disorder with anti-AQP4 antibodies

Devic disease · Devic syndrome

ORPHA:592850

Neuromyelitis optica spectrum disorder with anti-MOG antibodies

Devic disease · Devic syndrome

ORPHA:592856

Neuromyelitis optica spectrum disorder without anti-MOG and without anti-AQP4 antibodies

Devic disease · Devic syndrome

ORPHA:592869

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

Ornithine transcarbamylase deficiency

OCT deficiency · OTC deficiency

ORPHA:664

PDE4D haploinsufficiency syndrome

ORPHA:439822

Primary immunodeficiency syndrome due to P14/LAMTOR2 deficiency

Primary immunodeficiency syndrome due to P14 deficiency · Primary immunodeficiency syndrome due to LAMTOR2 deficiency

ORPHA:90023

Progressive external ophthalmoplegia-myopathy-emaciation syndrome

Mitochondrial DNA maintenance syndrome due to MGME1 deficiency · PEO-myopathy-emaciation syndrome

ORPHA:352447

Progressive familial intrahepatic cholestasis type 1

Byler disease · FIC1 deficiency

ORPHA:79306

Progressive familial intrahepatic cholestasis type 2

BSEP deficiency · PFIC2

ORPHA:79304

Prune belly syndrome

Abdominal muscle deficiency syndrome · Eagle-Barret syndrome

ORPHA:2970

Purine nucleoside phosphorylase deficiency

PNP deficiency · PNPase deficiency

ORPHA:760

Pyruvate carboxylase deficiency

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

ORPHA:3008

Pyruvate dehydrogenase E3 deficiency

DLD deficiency · Dihydrolipoamide dehydrogenase deficiency

ORPHA:2394

Radial deficiency-tibial hypoplasia syndrome

ORPHA:1121

Reticular dysgenesis

AK2 deficiency · De Vaal disease

ORPHA:33355

Rh deficiency syndrome

Rh-null syndrome

ORPHA:71275

RIN2 syndrome

MACS syndrome · Macrocephaly-alopecia-cutis laxa-scoliosis syndrome

ORPHA:217335

Sanfilippo syndrome type D

GNS deficiency · Glucosamine N-acetyl-6-sulfatase deficiency

ORPHA:79272

Selective IgM deficiency

Selective immunoglobulin M deficiency

ORPHA:331235

Severe combined immunodeficiency due to adenosine deaminase deficiency

ADA deficiency · SCID due to adenosine deaminase deficiency

ORPHA:277

Severe congenital neutropenia-developmental delay syndrome due to SRP54 deficiency

Severe congenital neutropenia-developmental delay syndrome due to signal recognition protein 54 deficiency · SCN-developmental delay syndrome due to SRP54 deficiency

ORPHA:675767

Severe intellectual disability and progressive spastic paraplegia

AP4 deficiency syndrome

ORPHA:280763

Short chain acyl-CoA dehydrogenase deficiency

ACADS deficiency · SCAD deficiency

ORPHA:26792

Short-limb skeletal dysplasia with severe combined immunodeficiency

Achondroplasia-SCID syndrome · Achondroplasia-Swiss type agammaglobulinemia syndrome

ORPHA:935

SLC39A8-CDG

SLC39A8 deficiency · Congenital disorder of glycosylation type IIn

ORPHA:468699

Succinic semialdehyde dehydrogenase deficiency

4-hydroxybutyric aciduria · Gamma-hydroxybutyric aciduria

ORPHA:22