Inpatient and Outpatient Orderable

Methylmalonic Acid (MMA) Level

Synonyms

B12
LAB835
MEGALOBLASTIC ANEMIA
METHYLMALONIC ACID, SERUM

Cerner Name

Clinical Info

Serum methylmalonic acid (MMA) measurement is used to evaluate individuals with signs and symptoms associated with vitamin B12 deficiency or congenital methylmalonic academia.

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Container

Gold Top Tube

Collection Instructions

Container/Tube: Gold Top Tube or Red Top Tube
Specimen: 2 mL serum (1.0 mL min)
Transport Temperature: Refrigerated

Note: Separate serum or plasma from cells within one hour of collection.

Specimen Volume

2 mL serum (1.0 mL min)

Transport Instructions

Refrigerated

Specimen Stability

14 Days Room Temperature. Refrigerated or Frozen

Methodology

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

Days Performed

Performing Laboratory

LabCorp of America

CPT

83921

PDM

5904430

Only Orderable at Locations:

Orderable Everywhere

Results

Component Name	Base Name	Common Name	External Name
METHYLMALONIC ACID LEVEL, SERUM	METHYLLVL	METHYLMALONIC ACID S	Methylmalonic Acid Level, Serum

Result Interpretation

0−378 nmol/L

Disclaimer:
        This test was developed and its performance characteristics
         determined by Labcorp. It has not been cleared or approved
        by the Food and Drug Administration

Forms

LAB835

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