Methodology
Gas Chromatography-Mass Spectrometry (GC-MS) Stable Isotope Dilution Analysis
Specimen Type
Urine, Random
Performing Lab
Mayo Medical Lab
Epic ID
LAB09144
Lab Test Days
Monday, Wednesday, Friday; 8 A.M.
Standard TAT
5-14 Days
Collection Information
Specimen Required
4-10 mL Random Urine
Container Type
Sterile Container
Collection Instructions
No preservative
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK
Specimen Stability
Room Temp: Unacceptable; Refrigerated: 9 Days; Frozen: 416 Days (Preferred)
Test Volume Required
10 mL Random Urine
Minimum Test Volume
4 mL Random Urine
Processing Instructions
Order in Mayolink and send with Mayo courier Monday-Friday.
Included Tests
Ethylmalonic acid, 2-Methylsuccinic acid, Glutaric acid, Isobutyrylgycine, n-Butyrylgycine, 2-Methlbutyrylglycine, Isovalerylglycine, n-Hexanolgycine, n-Octanoylglycine, 3-Phenylpropionylglycine, Suberylglycine, trans-Cinnamoylglycine, Dodecanedioic acid, Tetradecanedioic acid and Hexadecanedioic acid.
CPT Codes
82542
Revised
07-25-19, 8/31/23 updated MML test code
Initials
SL