To detect an elevated level of ammonia in the blood that may be caused by severe liver disease, kidney failure, or certain rare genetic urea cycle disorders.
Synonyms (Also knowns as)
Specimen Type and Minimal VolumePlasma : 0.3 mL
Plasma: Lithium Heparin or EDTA
Test EquipmentSiemens, Dimension RXL Max
Test MethodGlutamate dehydrogenase
Reference Range11 – 32 micromol/l
Reporting Time (Turn Around Time; TAT)5 hrs
Ammonia is a waste product formed primarily by bacteria in the intestines during the digestion of protein. If not processed and cleared from the body appropriately, excess ammonia can accumulate in the blood. This test measures the amount of ammonia in the blood.
Related Disease/ConditionSevere liver disease
Decreased blood flow to the liver
Rare inherited defects in the urea cycle
Related TestLiver Profile