Collect	Gold / SST & Screw Cap Sterile Container
	Transport	Refrigerated
	Minimum Volume	2 mL Serum & 1 mL Nasal or Aural Fluid
	Notes	The beta-2 transferrin protein assay by IFE methodology is not a reliable method for detecting human perilymph due to the low sensitivity of the assay.

86334; 86335 *The CPT codes provided are based on the AMA guidelines and for informational purposes