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"

39 matching diseasesClear search ×

Gray platelet syndrome

Alpha storage pool deficiency · GPS

ORPHA:721

46,XY difference of sex development due to 5-alpha-reductase 2 deficiency

46,XY DSD due to 5-alpha-reductase 2 deficiency · Pseudovaginal perineoscrotal hypospadias

ORPHA:753

Adenine phosphoribosyltransferase deficiency

2,8-dihydroxyadenine urolithiasis · APRT deficiency

ORPHA:976

Adenylosuccinate lyase deficiency

ADSL deficiency · Adenylosuccinase deficiency

ORPHA:46

AICA-ribosiduria

5-amino-4-imidazole carboxamide ribosiduria · ATIC deficiency

ORPHA:250977

ALDH18A1-related De Barsy syndrome

Delta-1-pyrroline 5-carboxylate synthetase deficiency · Neurocutaneous syndrome, Bicknell type

ORPHA:35664

Alpha delta granule deficiency

Combined alpha-delta platelet storage pool deficiency · Alpha dense granule deficiency

ORPHA:734

Alpha-1-antitrypsin deficiency

Alpha1-antitrypsin deficiency · Alpha-1-proteinase inhibitor deficiency

ORPHA:60

Argininosuccinic aciduria

ASA deficiency · ASL deficiency

ORPHA:23

Aromatic L-amino acid decarboxylase deficiency

AADC deficiency

ORPHA:35708

Canavan disease

ACY2 deficiency · Aminoacylase 2 deficiency

ORPHA:141

Citrullinemia type I

ASS deficiency · Argininosuccinate synthase deficiency

ORPHA:247525

Congenital adrenal hyperplasia due to cytochrome P450 oxidoreductase deficiency

Congenital adrenal hyperplasia due to cytochrome POR deficiency · POR deficiency

ORPHA:95699

Congenital factor XI deficiency

Hemophilia C · PTA deficiency

ORPHA:329

Deficiency of adenosine deaminase 2

Adenosine deaminase 2 deficiency · ADA2 deficiency

ORPHA:404553

Dopa-responsive dystonia due to sepiapterin reductase deficiency

Autosomal recessive sepiapterin reductase-deficient DRD · DRD due to SRD

ORPHA:70594

Epileptic encephalopathy with global cerebral demyelination

AGC1 deficiency · Mitochondrial aspartate-glutamate carrier 1 deficiency

ORPHA:353217

Fabry disease

Alpha-galactosidase A deficiency · Anderson-Fabry disease

ORPHA:324

Fucosidosis

Alpha-L-fucosidase deficiency

ORPHA:349

Glycogen storage disease due to aldolase A deficiency

GSD due to aldolase A deficiency · GSD type 12

ORPHA:57

Glycogen storage disease due to phosphoglycerate mutase deficiency

Glycogen storage disease due to phosphoglycerate mutase 2 deficiency · GSD type 10

ORPHA:97234

Glycogen storage disease due to phosphorylase kinase deficiency

GSD due to phosphorylase kinase deficiency · GSD type 9

ORPHA:370

Hemolytic anemia due to pyrimidine 5' nucleotidase deficiency

P5N deficiency · UMPH1 deficiency

ORPHA:35120

Hyper-IgM syndrome type 2

AID deficiency · Activation-induced cytidine deaminase deficiency

ORPHA:101089

Hypocalcemic vitamin D-dependent rickets

1-alpha-hydroxylase deficiency · PDDRI

ORPHA:289157

L-Arginine:glycine amidinotransferase deficiency

AGAT deficiency

ORPHA:35704

Microcephaly-congenital cataract-psoriasiform dermatitis syndrome

Sterol-C4-methyl oxidase deficiency · SMO deficiency

ORPHA:488168

Mucopolysaccharidosis type 1

Alpha-L-iduronidase deficiency · MPS1

ORPHA:579

Mucopolysaccharidosis type 6

ARSB deficiency · ASB deficiency

ORPHA:583

Neurodegenerative syndrome due to cerebral folate transport deficiency

Folate receptor alpha deficiency · Cerebral folate transport deficiency

ORPHA:217382

Obesity due to pro-opiomelanocortin deficiency

POMC deficiency

ORPHA:71526

Obesity due to prohormone convertase I deficiency

PCI deficiency

ORPHA:71528

Purine nucleoside phosphorylase deficiency

PNP deficiency · PNPase deficiency

ORPHA:760

Reticular dysgenesis

AK2 deficiency · De Vaal disease

ORPHA:33355

Severe combined immunodeficiency due to adenosine deaminase deficiency

ADA deficiency · SCID due to adenosine deaminase deficiency

ORPHA:277

Short chain acyl-CoA dehydrogenase deficiency

ACADS deficiency · SCAD deficiency

ORPHA:26792

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

TCR-alpha-beta-positive T-cell deficiency

TCR-alpha-beta+ T-cell deficiency

ORPHA:397959