Methodology
Gas Chromatography/Mass Spectrometry
Specimen Type
Urine, Random
Performing Lab
UCSD Biochemical Genetics
Epic ID
LAB00242
Lab Test Days
Monday-Friday
Standard TAT
7-9 Days
Stat TAT
4 Days
Collection Information
Specimen Required
10-20 mL Urine
Container Type
Sterile Container
Collection Instructions
Freeze urine immediately.
Processing Information - Lab Use Only
Transport Temperature
Frozen-Only
Test Volume Required
10-20 mL Urine
Minimum Test Volume
5 mL Urine
Processing Instructions
Complete UCSD Biochemical Genetics requisition and submit with specimen frozen.
Comments
Included in Organic Acid Comprehensive, Quantitative. Quantitation of MMA excretion can be used to follow the clinical status and therapeutic response of patients with methylmalonic acidemia.
CPT Codes
83789
Revised
01-18-15
Initials
SL