Methodology
Matrix-Assisted Laser Desorption Ionization Time-of-Flight Mass Spectrometry (MALDI-TOF MS)
Synonyms
CDG Screen
Specimen Type
Urine, Random
Performing Lab
Mayo Medical Lab
Epic ID
Other Reference Test
Lab Test Days
Monday
Standard TAT
8-15 Days
Collection Information
Specimen Required
2-8 mL Random Urine
Container Type
Sterile Container
Collection Instructions
Collect a random urine specimen. No preservative. Complete a Mayo Biochemical Genetics Patient Information form and send with sample to lab.
Processing Information - Lab Use Only
Transport Temperature
Room Temp-OK/Refrigerated-OK/Frozen-OK
Specimen Stability
Room Temp: 7 Days; Refrigerated: 15 Days; Frozen: 365 Days (Preferred)
Test Volume Required
8 mL Random Urine
Minimum Test Volume
2 mL Random Urine
Processing Instructions
Order test in Mayolink and send with Mayo Courier Monday-Friday
CPT Codes
84377
Revised
7/19/23
Initials
SA