Bile Salts Total
Bile Acids, Total, Serum (BILEA)
Fasting (12 hour minimum).
Serum separator tubes should be centrifuged within 2 hours of collection.
Red top tubes should be centrifuged and aliquoted within 2 hours of collection.
Serum total bile acids testing is generally not suitable for differentiation among the various types of liver diseases.
Total bile acids concentration is increased after meals; samples should be collected under fasting conditions.