7AlphaC4 (7 alpha-hydroxy-4-cholesten-3-one)
Test Code: 520550
Performing Lab: LabCorp
CPT Code: 82542 001
Synonym
Bile Acid Diarrhea (BAD) marker; Bile Acid Malabsorption (BAM) marker; 7AC4; 7C4; C4; 7 alpha-hydroxy-4-Cholsten-3- one; Bile Acid precursor or intermediate; Bile Acid Synthesis surrogate
Specimen Type
Serum OR plasma, FROZEN
Specimen Container
Serum from a Gel-Barrier Tube; Serum from Red Top Tube; Serum Transfer Tube; Plasma from Lavendar Top Tube; Plasma from Green Top Tube; OR Plasma Transfer Tube
Volume
0.5 mL
Minimum Volume
0.4 mL
Specimen Handling
Serum/plasma must be separated from cells within two hours of venipuncture. Transfer serum/plasma to a plastic transport tube before freezing.
Unacceptable Conditions
Incorrect sample type
Temperature
Freeze
Methodology
Tandem Mass Spectrometry (LC-MS/MS)
Stability
Room Temperature: 1 day
Refrigerated: 9 days
Frozen: 9 days
Refrigerated: 9 days
Frozen: 9 days
| Result Code | Result Name | LOINC |
|---|---|---|
| 520551 | 7AlphaC4 | 94866-1 |
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