Specimen Collection Manual and Test Catalog
METANEPHRINES, FRACTIONATED, LCMSMS, RANDOM URINE
Geisinger Epic Procedure Code: LAB2666 Geisinger Epic ID: 45917Random urine
5 mL preserved urine
This test needs immediate acidification and can only be collected at Hospital sites.
It is preferable for the patient to be off medications for three days prior to collection. Patient should avoid tobacco, tea, coffee, for three days prior to specimen collection.
Lab personnel (to be determined per site) will test the pH of the urines and adjust to less than 3.0 using 6N HCl before Referred Testing ships the specimen. Urine without preservative is acceptable if pH is below 6.0 and the sample is shipped frozen.
Refrigerated.
Preserved Urine: Room temperature: 10 days. Refrigerated: 14 days, Frozen: 90 days.
Urine collected with boric acid. Unpreserved urine with pH > or = 6.0. Unpreserved urine received room temperature or refrigerated.
The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Metanephrines, Normetanephrines, Total Metanephrines, Creatinine
Quest test code 14961x, METRAN