The nurse is reinforcing teaching with a patient who had a large portion of the stomach removed. Which patient statement indicates understanding of why the patient will need to receive vitamin B12 for life?
a. Sickle cell anemia
b. Pernicious anemia
c. Iron-deficiency anemia
d. Acquired hemolytic anemia
ANS: B
Vitamin B12 deficiency can occur after some or all of the stomach is removed because intrinsic factor secretion is reduced or gone. Normally, vitamin B12 combines with intrinsic factor to prevent its digestion in the stomach and promote its absorption in the intestines. Lifelong administration of vitamin B12 is required to prevent the development of pernicious anemia. A. C. D. Removal of part of the stomach will not lead to the development of sickle cell anemia, iron-deficiency anemia, or acquired hemolytic anemia.
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