SEROTONIN RELEASE ASSAY, LOW MOLECULAR WEIGHT HEPARIN

Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate and send 1.0 mL serum (0.4 mL minimum) frozen in a screw-capped plastic vial.

Alternate Specimen
Serum: SST

Methodology
Radiobinding 14C Serotonin Radiolabel

Stability
Room Temperature: 24 hours; Refrigerated: 48 hours; Frozen: 6 months

Reference Range
Negative
A sample is considered negative if there is <20% release

Performed
Sunday-Thursday

Turnaround Time4-6 days
Test CodeSRALQ
CPT-4 Code (s)
86022
LOINC Codes
Low dose   50732-7  
SRA result   50735-0  

Warde
Medical
Laboratory