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"

27 matching diseasesClear search ×

Sanfilippo syndrome type A

Mucopolysaccharidosis type IIIA · Heparan sulfamidase deficiency

ORPHA:79269

Adenosine monophosphate deaminase deficiency

AMP deaminase deficiency · Myoadenylate deaminase deficiency

ORPHA:45

Alkaline ceramidase 3 deficiency

Leukodystrophy due to alkaline ceramidase 3 deficiency · ACER3-related early childhood-onset progressive leukodystrophy

ORPHA:502444

Biotinidase deficiency

Juvenile-onset multiple carboxylase deficiency · Late-onset multiple carboxylase deficiency

ORPHA:79241

Cleft lip and palate-craniofacial dysmorphism-congenital heart defect-hearing loss syndrome

Hyaluronidase 2 deficiency · Cleft lip and palate-craniofacial dysmorphism-congenital heart defect-deafness syndrome

ORPHA:508476

Congenital enterocyte heparan sulfate deficiency

ORPHA:103910

Dopa-responsive dystonia due to sepiapterin reductase deficiency

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

ORPHA:70594

Farber disease

Acid ceramidase deficiency · Farber lipogranulomatosis

ORPHA:333

Fructose-1,6-bisphosphatase deficiency

FBPase deficiency · Fructose-1,6-diphosphatase deficiency

ORPHA:348

Fumaric aciduria

Fumarase deficiency

ORPHA:24

Glycogen storage disease due to liver glycogen phosphorylase deficiency

GSD due to liver glycogen phosphorylase deficiency · Glycogen storage disease type 6

ORPHA:369

GM2 gangliosidosis, AB variant

Hexosaminidase activator deficiency

ORPHA:309246

Histidinemia

HAL deficiency · HIS deficiency

ORPHA:2157

Hyaluronidase deficiency

MPS9 · MPSIX

ORPHA:67041

Isolated sulfite oxidase deficiency

ISOD · Sulfocysteinuria

ORPHA:99731

Krabbe disease

GALC deficiency · Galactocerebrosidase deficiency

ORPHA:487

Metachromatic leukodystrophy

Arylsulfatase A deficiency · MLD

ORPHA:512

Microcephaly-congenital cataract-psoriasiform dermatitis syndrome

Sterol-C4-methyl oxidase deficiency · SMO deficiency

ORPHA:488168

MOGS-CDG

CDG syndrome type IIb · CDG-IIb

ORPHA:79330

Mucopolysaccharidosis type 2

Hunter syndrome · Iduronate 2-sulfatase deficiency

ORPHA:580

Mucopolysaccharidosis type 4A

GALNS deficiency · Galactosamine-6-sulfatase deficiency

ORPHA:309297

Mucopolysaccharidosis type 6

ARSB deficiency · ASB deficiency

ORPHA:583

Multiple sulfatase deficiency

MSD · Austin disease

ORPHA:585

Prolidase deficiency

Hyperimidodipeptiduria

ORPHA:742

Purine nucleoside phosphorylase deficiency

PNP deficiency · PNPase deficiency

ORPHA:760

Recessive X-linked ichthyosis

RXLI · Steroid sulfatase deficiency

ORPHA:461

Tay-Sachs disease

Beta-hexosaminidase subunit alpha deficiency · GM2 gangliosidosis, Tay-Sachs variant

ORPHA:845