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"

200 matching diseasesClear search ×

Narcolepsy type 1

Gélineau disease · Narcolepsy-cataplexy

ORPHA:2073

Neurodegeneration due to 3-hydroxyisobutyryl-CoA hydrolase deficiency

HIBCH deficiency · Methacrylic aciduria

ORPHA:88639

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

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

Ornithine transcarbamylase deficiency

OCT deficiency · OTC deficiency

ORPHA:664

PAICS deficiency

Phosphoribosylaminoimidazole carboxylase deficiency

ORPHA:633099

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

Progressive familial intrahepatic cholestasis type 5

NR1H4 deficiency · PFIC5

ORPHA:480476

Prune belly syndrome

Abdominal muscle deficiency syndrome · Eagle-Barret syndrome

ORPHA:2970

Purine nucleoside phosphorylase deficiency

PNP deficiency · PNPase deficiency

ORPHA:760

PYCR1-related De Barsy syndrome

PYCR1 deficiency · Pyrroline-5-carboxylate reductase 1 deficiency

ORPHA:293633

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 C

HGSNAT deficiency · Heparan-alpha-glucosaminide N-acetyltransferase deficiency

ORPHA:79271

Sanfilippo syndrome type D

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

ORPHA:79272

Sanjad-Sakati syndrome

HRD syndrome · Hypoparathyroidism-intellectual disability-dysmorphism syndrome

ORPHA:2323

Severe combined immunodeficiency due to adenosine deaminase deficiency

ADA deficiency · SCID due to adenosine deaminase deficiency

ORPHA:277

Severe combined immunodeficiency due to FOXN1 deficiency

Alymphoid cystic thymic dysgenesis · Nude/SCID

ORPHA:169095

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

Spastic tetraplegia-thin corpus callosum-progressive postnatal microcephaly syndrome

ASCT1 deficiency · Spastic quadriplegia-thin corpus callosum-progressive postnatal microcephaly syndrome

ORPHA:447997

Succinic semialdehyde dehydrogenase deficiency

4-hydroxybutyric aciduria · Gamma-hydroxybutyric aciduria

ORPHA:22

Succinyl-CoA:3-oxoacid CoA transferase deficiency

OXCT1 deficiency · SCOT deficiency

ORPHA:832

Susceptibility to viral and mycobacterial infections due to STAT1 deficiency

STAT1 deficiency · Predisposition to severe viral infection due to STAT1 deficiency

ORPHA:391311

Syndrome with combined immunodeficiency

ORPHA:331217

Transaldolase deficiency

TALDO deficiency

ORPHA:101028

Transcobalamin I deficiency

Haptocorrin deficiency · TCI deficiency

ORPHA:2967

Transketolase deficiency

TKT deficiency · Short stature-developmental delay-congenital heart defect syndrome

ORPHA:488618

Transverse limb deficiency-hemangioma syndrome

ORPHA:2486