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Vanderbilt Pathology Laboratory Services

Test Directory



NORMETANEPHRINE AND METANEPHRINE TOTAL 24 HOUR URINE (TMT)

Department: Esoteric Chemistry
Test Synonym(s): Metanephrines Fractionated, TMT
Test Components: Normetanephrine, Metanephrine
CPT Codes: 83835
Methodology: HPLC
Reference Range: Metanephrine: 50-400 ug/24 hour, Normetanephrine: 50-500 ug/24 hour, Total: 100-900 ug/24 hour
Tube Type: 24 hour urine container - Pink tag / HCL
Specimen: 24 hour urine
Alternate Specimen: Random urine collection
Pediatric Requirements: 5 mL
Volume: Total 24 hour collection
Minimum Volume: 5 mL
Temperature: Refrigerate
Stability: Refrigerated: 1 week
Reasons for Rejection: QNS
Days Performed: Tuesday and Thursday
Times Performed: 8:00 a.m.
TAT: 5 days
Special Instructions: For container call: 615-343-9058. Note collection start and stop times. Total volume required.
Click here to print the 24 Hour Urine Collection Guide.

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