NEURON-SPECIFIC ENOLASE (NSE), SPINAL FLUID
Reporting Title: Neuron-Specific Enolase, CSF
Homogeneous Time Resolved Fluorescence (HTRF) on the BRAHMS Kryptor Compact.
	Test Performed At:
		Mayo Medical Laboratories 81796
	Specimen Required:
		0.5 mL of spinal fluid.
	Laboratory Notes:
		Send 0.5 mL (0.1 mL minimum) spinal fluid refrigerated. SPECIMEN CANNOT BE FROZEN.
	Reference Values:
		Normal:	<=15 ng/mL
		Indeterminate:	15-30 ng/mL
		Elevated:	>30 ng/mL
		NOTE:	Elevated results may indicate the need for additional work-up. Possible causes may be NSE-secreting CNS/Leptomeningeal tumor or rapid neuronal destruction from a variety of causes. In the context of dementia, elevated results may be suggestive of Creutzfeldt-Jakob disease.
		NOTE:	Assay performed using analyte-specific reagent. See policies section, “Analyte-Specific Reagents (ASR) — Mayo Medical Laboratories.”
	Day(s) Test Set Up:
		Tuesday and Friday
	Cut-Off Time:
	Turn Around Time:
		5-7 days
	CPT Code:
		83520
	Care Manager Order Name:
		Miscellaneous Referral Test ONCE RTN
	KIDDOS Order Name:
		Miscellaneous Lab Test
	Cerner Order Name:
		Misc Ref SLC

Last Updated 11/07