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Laboratory Medicine

Test Directory / Total Bile Acids

Total Bile Acids

Brown clotted serum, gel barrier or orange lithium heparin

TestTotal Bile Acids
Common AbbreviationsBA
Tube typeBrown clotted serum, gel barrier or orange lithium heparin
Clinical IndicationTotal bile acids are metabolized in the liver and serve as a marker of normal liver function. Levels are increased in patients with acute hepatitis, chronic hepatitis, liver sclerosis, liver cancer and in cholestasis in pregnancy
Specimen TypeBlood
Sample typeSerum or plasma
Minimum Volume0.5mL If requesting more than 10 tests please send an additional brown clotted serum sample.
Special PrecautionsFasting sample preferred as concentrations increase following a meal
Stability1 week at 4°C and 3 months -20°C
Turnaround TimeInpatient: 2 days Outpatient/ GP: 2 days
Reference Interval<14 µmol/L
LimitationsSpecimens from patients who are receiving ursodeoxycholic acid treatment, prescribed to relieve the symptoms of cholestasis in pregnancy, are not suitable for use with this assay.
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