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Tag: B12 deficiency

Vitamin B12 deficiency 

Posted on November 11, 2025 by admin

When the serum vitamin B12 level is borderline low, an elevated methylmalonic acid (MMA) level can be used to confirm a vitamin B12 deficiency.

Metformin may lead to a vitamin B12 level. 

Posted in Clinical PearlsTagged anemia, B12 deficiency, lab test
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