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Methylmalonic Acid, Blood LC/MS
MMA
Methodology: | Liquid chromatography–mass spectrometry (LC–MS) |
Performed: | Tue |
Reported: | 2-7 days |
Specimen Required: | Collect: Serum Separator Tubes (SST) OR Red Top Tube – 0.5 ml serum. Specimen Preparation: Allow specimen to clot completely at room temperature. Separate serum from cells ASAP. Storage/Transport Temperature: Refrigerated. Stability: Room temperature: UNACCEPTABLE; Refrigerated: 7 days; Frozen: 1 month Causes for rejection: Room temperature specimens. Grossly hemolyzed or lipemic specimens. Note: This test is approved for NY. Performing LabAccu Reference Medical Laboratory |
CPT Code(s): | 83921 |