2 - 7 days
Bile Salts, Fractionated
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Liquid Chromatography Tandem Mass Spectrometry (LC/MS/MS)
Bile acids are elevated in individuals with liver dysfunction, such as hepatitis, cirrhosis, and intrahepatic cholestasis of pregnancy.
Cholic Acid: < or = 5.0 nmol/mL; Chenodoxycholic Acid: < or = 6.0 nmol/mL; Deoxycholic Acid: < or = 6.0 nmol/mL; Ursodeoxycholic Acid: < or = 2.0 nmol/mL; Total Bile Acids: < or = 19.0 nmol/mL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect specimen from a fasting patient (overnight fast).
Collect specimen in red top tube from a fasting patient (overnight fast). Centrifuge, aliquot serum into a plastic vial and refrigerate (preferred) or freeze.