This test is used to evaluate and monitor methylmalonic acidemia.
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Plain red or serum separator tube. Also acceptable: Green (sodium or lithium heparin), lavender (EDTA), or pink (K2EDTA).
Centrifuge and remove serum or plasma from cells within 2 hours of collection. Immediately transfer 2 mL serum or plasma to an ARUP Standard Transport Tube and
refrigerate or freeze. (Min: 1 mL)
Room temperature specimens. Grossly hemolyzed or lipemic specimens.
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 1 month
Effective July 18, 2011
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
|Component Test Code*||Component Chart Name||LOINC|
|2005256||MMA Serum/Plasma, Metabolic Disorder||13964-2|
- MMA (Methylmalonic Acid, Serum or Plasma (Metabolic Disorders))