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"

21 matching diseasesClear search ×

Mucopolysaccharidosis type 2

Hunter syndrome · Iduronate 2-sulfatase deficiency

ORPHA:580

Mucopolysaccharidosis type 2, attenuated form

Hunter syndrome type B · Iduronate 2-sulfatase deficiency type B

ORPHA:217093

Mucopolysaccharidosis type 2, severe form

Hunter syndrome type A · Iduronate 2-sulfatase deficiency type A

ORPHA:217085

Acatalasemia

Catalase deficiency

ORPHA:926

Aromatase deficiency

Congenital estrogen deficiency

ORPHA:91

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

Isolated succinate-CoQ reductase deficiency

Isolated mitochondrial respiratory chain complex II deficiency · Isolated succinate-coenzyme Q reductase deficiency

ORPHA:3208

Isolated sulfite oxidase deficiency

ISOD · Sulfocysteinuria

ORPHA:99731

Metachromatic leukodystrophy

Arylsulfatase A deficiency · MLD

ORPHA:512

Metachromatic leukodystrophy, adult form

Arylsulfatase A deficiency, adult form · MLD, adult form

ORPHA:309271

Metachromatic leukodystrophy, juvenile form

Arylsulfatase A deficiency, juvenile form · MLD, juvenile form

ORPHA:309263

Metachromatic leukodystrophy, late infantile form

Arylsulfatase A deficiency, late infantile form · MLD, late infantile form

ORPHA:309256

Mevalonate kinase deficiency

MKD

ORPHA:309025

Mitochondrial short-chain enoyl-CoA hydratase 1 deficiency

Crotonase deficiency · ECHS1D

ORPHA:653880

Mucopolysaccharidosis type 1

Alpha-L-iduronidase deficiency · MPS1

ORPHA:579

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

Recessive X-linked ichthyosis

RXLI · Steroid sulfatase deficiency

ORPHA:461

Sanfilippo syndrome type A

Mucopolysaccharidosis type IIIA · Heparan sulfamidase deficiency

ORPHA:79269

Sanfilippo syndrome type D

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

ORPHA:79272