Difficulty: Medium
Average Score: 75%
Simulated
Blood loss is a major cause of iron deficiency in adults. Some sources of chronic blood loss in adults are all except:
Correct answer
C
Rationale
Loss of intrinsic factor causes pernicious anemia, not iron deficiency. Gastrointestinal, peptic ulcer, and genitourinary bleeding are common causes of chronic blood loss leading to iron deficiency.