What plasma methylmalonic acid test?

Also known as: methylmalonic acid blood test, MMA, plasma MMA

A plasma methylmalonic acid test is a test to determine the levels of methylmalonic acid in the blood plasma. It is a helpful test in the diagnosis of a vitamin B12 deficiency, and also for a disorder known as methymalonic acidemia.

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Reviewed by: Sajel L Kana, MD

This page was last updated on: 1/29/2019 3:21:13 PM