Methylmalonic Acid, Serum

Useful For:
Methylmalonic Acid (MMA) is useful to diagnose and monitor Vitamin B12 (cobalamin) deficiency and to diagnose and monitor patients with methylmalonic acidemia.

Methodology: Gas Chromatography Mass Spectrometry (GCMS)

Specimen Requirements:
1 red-top tube (minimum: 0.6 mL of serum). Centrifuge red-top soon after clotting. Refrigerate specimen after collection.

NOTE: Lavender-top (EDTA) tube or SST (serum) is also acceptable.

Analytical Time: 3 days

Days Set Up: Monday through Friday

CPT Information:
83921 –