METAR - Specimen: Metanephrines, Fractionated, Random, Urine

Test Catalog

Test Name

Test ID: METAR    
Metanephrines, Fractionated, Random, Urine

Specimen Type Describes the specimen type needed for testing

Urine

Specimen Required Defines the optimal specimen. This field describes the type of specimen required to perform the test and the preferred volume to complete testing. The volume allows automated processing, fastest throughput and, when indicated, repeat or reflex testing.

Supplies: Urine Tubes, 10 mL (T068)

Patient Preparation: Tricyclic antidepressants and labetalol and sotalol (beta blockers) may elevate levels of metanephrines. If clinically feasible, these medications should be discontinued at least 1 week before collection.

Collection Container/Tube: Clean, plastic urine collection container

Submission Container/Tube: Plastic urine tube (T068)

Specimen Volume: 5 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.

Forms

If not ordering electronically, complete, print, and send an Oncology Test Request Form (T729) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/oncology-request-form.pdf)

Specimen Minimum Volume The amount of sample necessary to provide a clinically relevant result as determined by the Laboratory.

3 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

NA

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the laboratory. Alternate acceptable temperature(s) are also included.

Specimen TypeTemperatureTime
UrineFrozen (preferred)14 days
 Ambient 7 days
 Refrigerated 7 days