24-48 hours after setup at PeaceHealth Laboratories’ reference lab
CPT Code:
83915-90
Specimen Collection Details
Collection:
One 7.5 mL serum separator tube (SST).
Handling:
Allow to clot completely at ambient temperature, centrifuge and immediately separate serum from cells into a plastic vial. Refrigerate or freeze. Avoid repeated freeze/thaw cycles.
Stability:
4 hours ambient, 7 days refrigerated, or 2 weeks frozen at 0° C.
Standard Volume:
1 mL serum.
Minimum Volume:
200 µL serum.
Transport:
Refrigerated; or if frozen, on dry ice.
Rejection Criteria:
Ambient specimen received in laboratory more than 4 hours after collection.