Urine Metanephrines

Test Name
Urine Metanephrines
Aliases
UMET
Provincial Mnemonic
METPU24H, METU24H, METU24HD
LOINC Test Code
XNL00153-7,
Description and Primary Use
Useful for detection or ruling out pheochromocytomas in symptomatic people. It can also be used for confirmationof the effectiveness of surgical removal of pheochromocytoma or for detection of tumor reoccurence.
Reorder interval
Not yet defined
TAT
14 Days
Test Cost
Not Available
Tier
1 - General Availability
Ordering Requirements (Restrictions / Conditions)

No Restrictions

Required Consultations
Algorithms and Guidelines

None

Special Patient Preparation

None

Special Collection / Transport / Processing Requirements

24 hour urine collection – 24 hour container should be acidified with 25 ml of 50 % Acetic Acid. Other acceptable 24 hour containers can be 6N HCL. Aliquot 2  samples with roughly 10- 15 ml in each and freeze asap. Ensure collection time and date are indicated to confirm 24 hour collection. Time frame of 22 – 26 hours is acceptable.

Criteria for Rejection

Random urine, Unrefrigerated sample,   Thawed sample (Thawed prior to receipt in Mass Spec Lab)

Laboratory Service Area
Clinical Chemistry
Performing Laboratory / Site
Category 4 Laboratory (HSC only)
Last Updated
19-Sep-19