A 35-year-old female is diagnosed with vitamin B₁₂ deficiency anemia (pernicious anemia). What is the most likely cause of this condition? A) A decrease in ferritin B) Lowered gastric enzymes C) The absence of intrinsic factor D) A decrease in erythropoietin

Question

Quizplus · Accepted Answer

Pernicious anemia is most commonly caused by the absence of intrinsic factor, which is necessary for the absorption of vitamin B₁₂ in the small intestine.

A 35-Year-Old Female Is Diagnosed with Vitamin B12 Deficiency Anemia

A 35-Year-Old Female Is Diagnosed with Vitamin B₁₂ Deficiency Anemia