2-4 days after setup at PeaceHealth Laboratories’ reference lab.
CPT Code:
84252-90
Specimen Collection Details
Collection:
One 4 mL green top tube (heparin). Also acceptable: One 5 mL red top tube. Draw following a 12-14 hour overnight fast. Patient must not consume alcohol or ingest vitamin supplements for 24 hours prior to collection. Protect from light during collection and transport.
Handling:
Allow to clot, centrifuge and separate serum or plasma from cells and pour into a plastic tube. Label tube appropriately as ‘serum’ or plasma.’ Protect from light. Freeze immediately. Critical frozen. Indicate serum or plasma on requisition.
Stability:
Frozen. Unstable ambient or refrigerated.
Standard Volume:
1 mL serum or plasma.
Minimum Volume:
0.5 mL serum or plasma.
Transport:
Frozen on dry ice. Protect from light.
Rejection Criteria:
Specimen other than frozen serum or heparinized plasma; use of gel tubes.