Mondo Description Hyperornithinemia-hyperammonemia-homocitrullinuria syndrome (triple H syndrome) is a disorder of urea cycle metabolism characterized by either a neonatal-onset with manifestations of lethargy, poor feeding, vomiting and tachypnea or, more commonly, presentations in infancy, childhood or adulthood with chronic neurocognitive deficits, acute encephalopathy and/or chronic liver dysfunction.
Uniprot Description Autosomal recessive disorder resulting in various neurologic symptoms, including mental retardation, spastic paraparesis with pyramidal signs, cerebellar ataxia, and episodic disturbance of consciousness or coma caused by hyperammonemia. It causes a functional impairment of the urea cycle.
Disease Ontology Description An amino acid metabolic disorder that has_material_basis in deficiency of ornithine translocase resulting in the accumulation of ammonia in the blood.
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Counts of Target Development Levels for diseases known to be associated with this disease. If the disease has a valid DOID, targets known to be associated with all child diseases are aggregated. Click "Explore Associated Targets" to view more facets and details for the target list.
This disease has been annotated by GARD as a rare disease.
Description from Mondo Disease Ontology.
Description from UniProt.
Description from Disease Ontology
DataSources which have contributed target associations to this disease, and the identifiers by which the disease is referenced.
DOID:0050720
GARD:0002830
MESH:C538380
NCIT:C129029
OMIM:238970
Orphanet:415
SCTID:30287008
UMLS:C0268540
MONDO:0009393
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