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"

45 matching diseasesClear search ×

Cerebrotendinous xanthomatosis

CTX · Sterol 27-hydroxylase deficiency

ORPHA:909

3-hydroxyacyl-CoA dehydrogenase deficiency

ORPHA:309127

3-methylglutaconic aciduria type 1

3-methylglutaconyl-CoA hydratase deficiency · 3MG-CoA hydratase deficiency

ORPHA:67046

46,XY difference of sex development due to 17-beta-hydroxysteroid dehydrogenase 3 deficiency

17-beta-hydroxysteroid dehydrogenase 3 deficiency · 17-ketoreductase deficiency

ORPHA:752

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

Acatalasemia

Catalase deficiency

ORPHA:926

Adult Refsum disease

Classic Refsum disease · HMSN 4

ORPHA:773

Aminoacylase deficiency

ORPHA:308448

Apparent mineralocorticoid excess

11-beta-hydroxysteroid dehydrogenase deficiency type 2 · Ulick syndrome

ORPHA:320

Autosomal recessive dopa-responsive dystonia

Autosomal recessive Segawa syndrome · DYT5b

ORPHA:101150

Canavan disease

ACY2 deficiency · Aminoacylase 2 deficiency

ORPHA:141

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 adrenal hyperplasia due to 11-beta-hydroxylase deficiency

CAH due to 11-beta-hydroxylase deficiency · CYP11B1 deficiency

ORPHA:90795

Congenital adrenal hyperplasia due to 17-alpha-hydroxylase deficiency

CAH due to 17-alpha-hydroxylase deficiency · Combined 17-hydroxylase/17,20-lyase deficiency

ORPHA:90793

Congenital adrenal hyperplasia due to 3-beta-hydroxysteroid dehydrogenase deficiency

CAH due to 3-beta-hydroxysteroid dehydrogenase deficiency

ORPHA:90791

Congenital bile acid synthesis defect type 1

BASD1 · 3-beta-hydroxy-delta-5-C27-steroid oxidoreductase deficiency

ORPHA:79301

Congenital bile acid synthesis defect type 3

BASD3 · Oxysterol 7-alpha-hydroxylase deficiency

ORPHA:79302

Dimethylglycine dehydrogenase deficiency

DMG dehydrogenase deficiency · DMGDH deficiency

ORPHA:243343

Distal muscle weakness-foot deformity-elevated sorbitol level-hereditary motor neuropathy

Sorbitol dehydrogenase deficiency

ORPHA:700508

Dopamine beta-hydroxylase deficiency

DBH deficiency

ORPHA:230

Glycerol kinase deficiency

ORPHA:308993

GTP cyclohydrolase I deficiency

GTPCH deficiency · Hyperphenylalaninemia due to GTP cyclohydrolase deficiency

ORPHA:2102

Hawkinsinuria

4-HPPD deficiency · 4-alpha-hydroxyphenylpyruvate hydroxylase deficiency

ORPHA:2118

Histidinemia

HAL deficiency · HIS deficiency

ORPHA:2157

Holocarboxylase synthetase deficiency

Early-onset multiple carboxylase deficiency · Neonatal multiple carboxylase deficiency

ORPHA:79242

Hyperandrogenism due to cortisone reductase deficiency

11-beta-hydroxysteroid dehydrogenase deficiency type 1

ORPHA:168588

Hypercholesterolemia due to cholesterol 7alpha-hydroxylase deficiency

ORPHA:209902

Hypocalcemic vitamin D-dependent rickets

1-alpha-hydroxylase deficiency · PDDRI

ORPHA:289157

Kyphoscoliotic Ehlers-Danlos syndrome due to lysyl hydroxylase 1 deficiency

EDS VIA · Ocular-scoliotic EDS

ORPHA:1900

Lathosterolosis

Sterol C5-desaturase deficiency

ORPHA:46059

Microcephaly-congenital cataract-psoriasiform dermatitis syndrome

Sterol-C4-methyl oxidase deficiency · SMO deficiency

ORPHA:488168

Multiple carboxylase deficiency

MCD

ORPHA:148

OBSOLETE: Familial hyperreninemic hypoaldosteronism type 1

OBSOLETE: 18-hydroxylase deficiency · OBSOLETE: Aldosterone synthase deficiency

ORPHA:99763

OBSOLETE: Short chain 3-hydroxyacyl-CoA dehydrogenase deficiency

OBSOLETE: 17b-hydroxysteroid dehydrogenase deficiency type 10 · OBSOLETE: 3-hydroxy-2-methylbutyryl-CoA dehydrogenase deficiency

ORPHA:35123

Pentosuria

Essential pentosuria · Xylitol dehydrogenase deficiency

ORPHA:2843

Prolidase deficiency

Hyperimidodipeptiduria

ORPHA:742

Pseudo-Zellweger syndrome

Thiolase deficiency

ORPHA:2981

Pyruvate carboxylase deficiency

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

ORPHA:3008

Pyruvate dehydrogenase E1-alpha deficiency

PDHAD · Pyruvate decarboxylase deficiency

ORPHA:79243

Recessive X-linked ichthyosis

RXLI · Steroid sulfatase deficiency

ORPHA:461

S-adenosylhomocysteine hydrolase deficiency

ORPHA:88618

Smith-Lemli-Opitz syndrome

7-dehydrocholesterol reductase deficiency · RSH syndrome

ORPHA:818

Susceptibility to viral and mycobacterial infections due to STAT1 deficiency

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

ORPHA:391311

Trehalase deficiency

Isolated trehalose intolerance

ORPHA:103909

Tyrosinemia type 1

FAH deficiency · Fumarylacetoacetase deficiency

ORPHA:882