Bile Acids Frac, Pregnancy 195

Test Code

Alias/See Also

CPT Codes


Cholic Acid, Deoxycholic Acid, Chenodeoxycholic Acid, Total Bile Acids

Preferred Specimen
1 mL serum

Patient Preparation
Overnight fasting is preferred

Minimum Volume

Overnight fasting best. Red top, pour off to transfer tube.

Transport Container

Transport Temperature

Specimen Stability
Room temperature: 14 days
Refrigerated: 21 days
Frozen: 30 days

Chromatography/Mass Spectrometry

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule
Set up: Sun-Fri; Report available: 4-6 days

Reference Range
Cholic Acid ≤2.8 umol/L
Deoxycholic Acid ≤2.3 umol/L
Chenodeoxycholic Acid ≤3.9 umol/L
Total Bile Acids ≤8.3 umol/L

Clinical Significance
Intrahepatic cholestasis of pregnancy requires rapid TAT of results. Samples for this test will be run straight and on dilution to improve TAT.

Performing Laboratory
Quest Diagnostics Nichols Inst San Juan Capistrano
33608 Ortega Highway
San Juan Capistrano, CA 92675

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.