David D. Cravens, MD, MSPH, CMD

Article

How do we evaluate a marginally low B12 level?

Author:: David D. Cravens, MD, MSPH, CMD

Publish date: January 1, 2007

EVIDENCE-BASED ANSWER: The best way to evaluate a low-normal B12 level is to check serum methylmalonic acid and homocysteine levels1 (strength of r...