Single sample labelled as either PRE or POST bile acids.
Interferences: Marked hemolysis and lipemia. Ursodeoxycholic acid may be detected by bile acid assay, causing falsely elevated values.
Note: Ursodeoxycholic acid may be detected by bile acid assay, causing falsely elevated values. 1.0 mL of serum labeled either as fasted (10-12 hours fast) or post prandial (2-hours after feeding a maintenance diet meal).