Random Urine, Methylmalonic Acid

Synonyms

  • LAB11070
  • METHYLMALONIC ACID LEVEL, RANDOM URINE
  • METHYLMALONIC ACID RANDOM URN
  • MMA
  • MMARU

Cerner Name

Methylmalonic Acid Random Urn

Clinical Info

Diagnose cobalamin (vitamin B12) deficiency

Specimen Sources

Bladder Kidney, Left Kidney, Right Ureter, Left Ureter, Right Urine, Catheter Urine, Clean Catch

Specimen Types

Urine

Specimen Volume

5 mL Random Urine (0.6 mL min)

Container

Urine-Yellow Top

Collection Instructions

Container/Tube: Plastic Urine Container- no preservatives
Specimen: 5 mL Random Urine (0.6 mL min)
Transport Temperature: Refrigerated
Stability: 14 Days Room Temperature, Refrigerated or Frozen

Transport Instructions

Refrigerated

Specimen Stability

14 Days Room Temperature, Refrigerated or Frozen

Methodology

Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Days Performed


Performing Laboratories

LabCorp Burlington, NC

CPT

83921
;

PDM

5908590

Results
Component Name Base Name Common Name External Name
METHYLMALONIC ACID LEVEL, RANDOM URINE METHYLUR METHYLMALONIC ACID RANDOM URINE Methylmalonic Acid, Random Urine
MMA-NORMALIZED MMA MMA NORMALIZED MMA-Normalized
CREATININE(CRT),U CREATUR CREATININE U Creatinine, Urine

Result Interpretation

0.4 - 2.5 umol/mmol crt TAT: 5-10 Days

Forms
Chemistry LAB11070 build edit