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Bile Acids, Fractionated and Total

Bile Acids, Fractionated and Total

Alternate Test Name

Bile Acids, Fractionated and Total, Serum

Epic Mnemonic
Sunquest Mnemonic

LAB3164
BILA

Category

Sendouts

Methodology

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Test Performance Schedule

Monday through Friday

Result Availability

2 - 5 days

Specimen Required

Container

Gold top (SST) tube

Volume

Pref. Vol.: 0.5 mL
Min. Vol.: 0.3 mL

Collection Instructions

• Patient Prep: patient should fast for 12-14 hours prior to specimen collection
• Routine venipuncture
• Immediately after collection, gently invert tube 5-10 times
• Clot 30 minutes
• Promptly centrifuge 15 minutes

Transportation Instructions

Refrigerated

Stability

After separation from cells:
• Room temperature: 90 days
• Refrigerated (preferred): 90 days
• Frozen: 90 days

Causes for Rejection

Nonfasting specimen or plasma

Remarks

Test Includes:
• Cholic Acid (CA)
• Chenodeoxycholic Acid (CDC)
• Deoxycholic Acid (DCA)
• Ursodeoxycholic Acid (UDC)
• Total Bile Acids

Do not use this assay for the diagnosis of peroxisomal biogenesis disorders (see BAIPD / Bile Acids for Peroxisomal Disorders, Serum) or inborn errors of bile acid metabolism.

CPT Codes

82542

Effective/Revised

8/16/2019

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