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Labcorp Oklahoma, Inc.
Test Directory


Index:

Serotonin, Serum

Order Name Serotonin Srm
Test Number: 6905141
Revision Date 12/12/2022
Test Name Methodology LOINC Code
Serotonin, Serum
Liquid Chromatography/Tandem Mass Spectrometry 27057-9 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5 mL) Serum Clot Activator SST Room Temperature
Instructions Notes: 0.5 mL (Note: This volume Does NOT allow for repeat testing).
Specimen Type: Red-top tube or gel-barrier tube
Specimen Storage: Room temperature
Specimen Collection: Separate serum from cells within 30 minutes of collection and transfer to a plastic transport tube. Serum can be transported at room temperature or FROZEN. If collecting a frozen sample, transfer to a plastic transport tube before freezing. To avoid delays in turnaround time when requesting multiple test on frozen samples, PLEASE SUBMIT SEPARATE FROZEN SPECIMENS FOR EACH TEST REQUESTED.
Special Instructions: State patient's sex on the request form.
Specimen Stability: Ambient: 7 days, Refrigerated : 7 days, Frozen: 14 days
GENERAL INFORMATION
Expected TAT 3 - 5 days next day  
Performing Labcorp Test Code 120204 
Notes Labcorp Test Code: 120204
CPT Code(s) 84260
Lab Section Reference Lab