Test Code SEROP Serotonin Release Assay (SRA), LMWH
Additional Codes
Epic: LAB3356
Quest: 16284
Specimen Required
Specimen Type: Serum
Collection Container/Type
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Specimen Minimum Volume
0.4 mL
Specimen Stability
Room temperature: 24 hours
Refrigerated: 48 hours
Frozen: 6 months
Reference Range
See Laboratory Report
Day(s) and Time(s) Performed
Sun-Fri a.m.
Report Available
1 day
Clinical Significance
Low molecular weight heparin serotonin release assay (LMWH-SRA) assay may be useful for in-vitro investigation of LMWH-induced thrombocytopenia and/or thrombocytopenia with thrombosis syndrome (HIT/HITT).
Method Name
Radiobinding 14C Serotonin Radiolabel
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
CPT Code(s)
86022
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153