Collect	Gold / SST
	Also Acceptable	7mL Plain Red
	Transport	Frozen
	Minimum Volume	1.0 mL Serum
	Notes	Also acceptable: one 7 mL plain red. Separate serum from cells within one hour. Store and ship frozen in plastic vial. If this test is used to monitor a patient over time, it is recommended that for consistency purposes, the sample be drawn at the same time of day.

83520 *The CPT codes provided are based on the AMA guidelines and for informational purposes