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"

38 matching diseasesClear search ×

Combined immunodeficiency-megaloblastic anemia due to methylenetetrahydrofolate dehydrogenase 1 deficiency

CIMAH · Methylenetetrahydrofolate dehydrogenase 1 deficiency

ORPHA:658813

2-methylbutyryl-CoA dehydrogenase deficiency

2-methylbutyric aciduria · Developmental delay due to 2-methylbutyryl-CoA dehydrogenase deficiency

ORPHA:79157

3-hydroxyacyl-CoA dehydrogenase deficiency

ORPHA:309127

6-phosphogluconate dehydrogenase deficiency

ORPHA:99135

Acyl-CoA dehydrogenase 9 deficiency

ACAD9 deficiency

ORPHA:99901

Acyl-CoA dehydrogenase deficiency

ORPHA:309120

Constitutional megaloblastic anemia with severe neurologic disease

DHFR deficiency · Dihydrofolate reductase deficiency

ORPHA:319651

Developmental delay due to methylmalonate semialdehyde dehydrogenase deficiency

Developmental delay due to ALDH6A1 deficiency · Developmental delay due to MMSDH deficiency

ORPHA:289307

Dihydropyrimidine dehydrogenase deficiency

Familial pyrimidinemia

ORPHA:1675

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

Glutaryl-CoA dehydrogenase deficiency

GA1 · GCDHD

ORPHA:25

Glycogen storage disease due to lactate dehydrogenase deficiency

GSD due to lactate dehydrogenase deficiency · Glycogenosis due to lactate dehydrogenase deficiency

ORPHA:2364

Glycogen storage disease due to lactate dehydrogenase H-subunit deficiency

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

ORPHA:284435

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

Homocystinuria due to methylene tetrahydrofolate reductase deficiency

MTHFR deficiency · Methylene tetrahydrofolate reductase deficiency

ORPHA:395

HSD10 disease

2-methyl-3-hydroxybutyric aciduria · 2-methyl-3-hydroxybutyryl-CoA dehydrogenase deficiency

ORPHA:391417

HSD10 disease, infantile type

2-methyl-3-hydroxybutyric aciduria, classic type · 2-methyl-3-hydroxybutyric aciduria, infantile type

ORPHA:391428

HSD10 disease, neonatal type

2-methyl-3-hydroxybutyric aciduria, neonatal type · 2-methyl-3-hydroxybutyryl-CoA dehydrogenase deficiency, neonatal type

ORPHA:391457

Hyperprolinemia type 2

Delta-1-pyrroline-5-carboxylate dehydrogenase deficiency

ORPHA:79101

Isobutyryl-CoA dehydrogenase deficiency

Isobutyric aciduria

ORPHA:79159

Isolated succinate-CoQ reductase deficiency

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

ORPHA:3208

Medium chain acyl-CoA dehydrogenase deficiency

ACADM deficiency · Carnitine deficiency secondary to medium-chain acyl-CoA dehydrogenase deficiency

ORPHA:42

Multiple acyl-CoA dehydrogenase deficiency

Glutaric acidemia type 2 · Glutaric aciduria type 2

ORPHA:26791

OBSOLETE: 3-Phosphoglycerate dehydrogenase deficiency

OBSOLETE: PHGDH deficiency

ORPHA:422519

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

Oxoglutaric aciduria

Alpha-ketoglutarate dehydrogenase deficiency

ORPHA:31

Pentosuria

Essential pentosuria · Xylitol dehydrogenase deficiency

ORPHA:2843

Primary hyperoxaluria type 2

D-glycerate dehydrogenase deficiency · L-glyceric aciduria

ORPHA:93599

Pyruvate dehydrogenase deficiency

PDH · PDHC

ORPHA:765

Pyruvate dehydrogenase E1-alpha deficiency

PDHAD · Pyruvate decarboxylase deficiency

ORPHA:79243

Pyruvate dehydrogenase E1-beta deficiency

PDHBD · Pyruvate dehydrogenase complex E1 component subunit beta deficiency

ORPHA:255138

Pyruvate dehydrogenase E2 deficiency

Dihydrolipoamide acetyltransferase component of pyruvate dehydrogenase complex deficiency · Dihydrolipoyllysine-residue acetyltransferase component of pyruvate dehydrogenase complex deficiency

ORPHA:79244

Pyruvate dehydrogenase E3 deficiency

DLD deficiency · Dihydrolipoamide dehydrogenase deficiency

ORPHA:2394

Pyruvate dehydrogenase E3-binding protein deficiency

2-oxoglutarate complex deficiency · Branched chain alpha-ketoacid dehydrogenase complex deficiency

ORPHA:255182

Pyruvate dehydrogenase phosphatase deficiency

PDH phosphatase deficiency

ORPHA:79246

Saccharopinuria

Hyperlysinemia type II · Saccharopine dehydrogenase deficiency

ORPHA:3124

Xanthinuria type I

XDH deficiency · XO deficiency

ORPHA:93601