A member asked:

What's the difference between pernicious anemia and b12 anemia?

A doctor has provided 1 answer
Dr. Ralph Morgan Lewis answered

Specializes in Family Medicine

See below: B-12 anemia is a deficiency in vitamin b-12 (cobalamin). Pernicious anemia is a deficiency or lack in intrinsic factor (produced by cells in the stomach) which is a protein essential for absorption of vitamin B12 in the ileum (small intestine). Pernicious anemia requires replacement of intrinsic factor &/or b-12. B-12 anemia needs only b-12 supplementation.

Answered 6/24/2014

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Related Questions

A member asked:

Is pernicious anemia helped by B12 vitamins as well as as B12 injections?

2 doctors weighed in across 2 answers