Collect	Green (Sodium Heparin)
	Also Acceptable	Lithium Heparin, Plain Red
	Unacceptable	Non frozen samples, EDTA and whole blood
	Transport	Frozen
	Minimum Volume	1 mL plasma
	Remarks	Collect specimen after an overnight fast. Separate plasma from cells and freeze ASAP
	Notes	CRITICAL FROZEN. Separate samples must be submitted when multiple tests are ordered. Protect from light during collection, storage, and shipment.

84207 *The CPT codes provided are based on the AMA guidelines and for informational purposes