Posted Date
Effective Date
Update Type
New Tests
CPT Code
86160
Order Code
FC4AL
Referral Laboratory
Mayo Medical Laboratories
NEW TEST
C4a Level
Order Code: FC4AL
CPT Code: 86160
Reference Laboratory: Mayo Medical Laboratories
Effective April X, 2021 MLabs will offer the C4a Level (FC4AL) test via Mayo Medical Laboratories.
Collection Instructions: Collect 6 mL of whole blood in a lavender top vacutainer. Centrifuge immediately after collection. Aliquot the plasma into a plastic vial and freeze. Ship specimen frozen.
Methodology: Radioimmunoassay
Analytic Time: 21-44 days
Reference Range: 0 - 2830 ng/mL