maple syrup urine disease

Summary
Synonym
  • Ketoacidaemia
  • branched chain ketoaciduria
Definition
An organic acidemia that is caused by a deficiency of decarboxylase leading to high concentrations of valine, leucine, isoleucine, and alloisoleucine in the blood, urine, and cerebrospinal fluid and characterized by an odor of maple syrup to the urine, vomiting, hypertonicity, severe mental retardation, seizures, and eventually death unless the condition is treated with dietary measures.
Super Class
organic acidemia
External Links
Disease Ontology
DOID:9269
Mondo Disease Ontology
MeSH
UMLS
NCI Thesaurus
ORDO
OMIM
GARD
MGI genotype (from TogoID)
WikiPathways (from TogoID)
Related Genes
Displaying all 4 entries
Gene ID Gene Symbol Description Source
593 BCKDHA branched chain keto acid dehydrogenase E1 subunit alpha
594 BCKDHB branched chain keto acid dehydrogenase E1 subunit beta
1629 DBT dihydrolipoamide branched chain transacylase E2
1738 DLD dihydrolipoamide dehydrogenase
Displaying all 2 entries
Gene ID Gene Symbol Description Source
12036 Bcat2 branched chain aminotransferase 2, mitochondrial
13382 Dld dihydrolipoamide dehydrogenase
Displaying all 2 entries
Gene ID Gene Symbol Description Source
25244 Bckdha branched chain keto acid dehydrogenase E1 subunit alpha
298942 Dld dihydrolipoamide dehydrogenase
The Human Phenotype Ontology
Displaying entries 21 - 30 of 48 in total
HPO ID HPO Term
HP:0100724 Hypercoagulability
HP:0002240 Hepatomegaly
HP:0001290 Generalized hypotonia
HP:0010913 Hyperisoleucinemia
HP:0001250 Seizure
HP:0003234 Decreased circulating carnitine concentration
HP:0001943 Hypoglycemia
HP:0001298 Encephalopathy
HP:0003819 Death in childhood
HP:0001942 Metabolic acidosis
Displaying all 2 entries
Gene ID Gene Symbol Description
1738 DLD dihydrolipoamide dehydrogenase
593 BCKDHA branched chain keto acid dehydrogenase E1 subunit alpha

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: August 19, 2024