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"

77 matching diseasesClear search ×

Hypocalcemic vitamin D-dependent rickets

1-alpha-hydroxylase deficiency · PDDRI

ORPHA:289157

3-hydroxy-3-methylglutaric aciduria

3-hydroxy-3-methylglutaryl-CoA lyase deficiency · HMG-CoA lyase deficiency

ORPHA:20

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

Acyl-CoA dehydrogenase 9 deficiency

ACAD9 deficiency

ORPHA:99901

Acyl-CoA dehydrogenase deficiency

ORPHA:309120

Adenosine monophosphate deaminase deficiency

AMP deaminase deficiency · Myoadenylate deaminase deficiency

ORPHA:45

Adult Refsum disease

Classic Refsum disease · HMSN 4

ORPHA:773

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

Alpha-mannosidosis

Lysosomal alpha-D-mannosidase deficiency

ORPHA:61

Alpha-N-acetylgalactosaminidase deficiency

NAGA deficiency · Schindler disease

ORPHA:3137

Alpha-N-acetylgalactosaminidase deficiency type 1

NAGA deficiency type 1 · Schindler disease type 1

ORPHA:79279

Aminoacylase 1 deficiency

ACY1D · N-acyl-L-amino acid amidohydrolase deficiency

ORPHA:137754

Aminoacylase deficiency

ORPHA:308448

Apparent mineralocorticoid excess

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

ORPHA:320

Argininemia

Arginase 1 deficiency · Arginase deficiency

ORPHA:90

Argininosuccinic aciduria

ASA deficiency · ASL deficiency

ORPHA:23

Aromatase deficiency

Congenital estrogen deficiency

ORPHA:91

Autosomal recessive dopa-responsive dystonia

Autosomal recessive Segawa syndrome · DYT5b

ORPHA:101150

Beta-ketothiolase deficiency

3-ketothiolase deficiency · 3-oxothiolase deficiency

ORPHA:134

Canavan disease

ACY2 deficiency · Aminoacylase 2 deficiency

ORPHA:141

Cerebrotendinous xanthomatosis

CTX · Sterol 27-hydroxylase deficiency

ORPHA:909

Citrullinemia type I

ASS deficiency · Argininosuccinate synthase deficiency

ORPHA:247525

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 bile acid synthesis defect type 3

BASD3 · Oxysterol 7-alpha-hydroxylase deficiency

ORPHA:79302

Congenital bile acid synthesis defect type 4

2-methylacyl-CoA racemase deficiency · AMACR deficiency

ORPHA:79095

Dihydropyrimidinuria

Dihydropyrimidinase deficiency

ORPHA:38874

Dimethylglycine dehydrogenase deficiency

DMG dehydrogenase deficiency · DMGDH deficiency

ORPHA:243343

Dopamine beta-hydroxylase deficiency

DBH deficiency

ORPHA:230

Fabry disease

Alpha-galactosidase A deficiency · Anderson-Fabry disease

ORPHA:324

Fructose-1,6-bisphosphatase deficiency

FBPase deficiency · Fructose-1,6-diphosphatase deficiency

ORPHA:348

Fucosidosis

Alpha-L-fucosidase deficiency

ORPHA:349

Global developmental delay-alopecia-macrocephaly-facial dysmorphism-structural brain anomalies syndrome

Ornithine decarboxylase deficiency · Bachmann-Bupp syndrome

ORPHA:544488

Glycogen storage disease due to acid maltase deficiency

Alpha-1,4-glucosidase acid deficiency · GSD due to acid maltase deficiency

ORPHA:365

Glycogen storage disease due to acid maltase deficiency, late-onset

GSD type II, late-onset · Glycogen storage disease type II, late-onset

ORPHA:420429

Glycogen storage disease due to lactate dehydrogenase M-subunit deficiency

GSD due to lactate dehydrogenase M-subunit deficiency · Glycogenosis due to lactate dehydrogenase M-subunit deficiency

ORPHA:284426

Gray platelet syndrome

Alpha storage pool deficiency · GPS

ORPHA:721

Growth delay due to insulin-like growth factor type 1 deficiency

Growth delay-hearing loss-intellectual disability syndrome · IGF-1 deficiency

ORPHA:73272

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

Heme oxygenase-1 deficiency

HO-1 deficiency

ORPHA:562509

Hemolytic anemia due to pyrimidine 5' nucleotidase deficiency

P5N deficiency · UMPH1 deficiency

ORPHA:35120

Hereditary orotic aciduria

Orotidylic decarboxylase deficiency · Uridine monophosphate synthetase deficiency

ORPHA:30