Which of the following is normal in patients with pernicious anemia (PA)?

Question

Quizplus · Accepted Answer

Pernicious anemia (PA) is characterized by the body's inability to absorb vitamin B12 due to a lack of intrinsic factor (IF), which is necessary for vitamin B12 absorption. This condition often leads to a decrease in stomach acid production. However, trypsin levels, which are produced by the pancreas, are not directly affected by PA and thus remain normal.

Which of the Following Is Normal in Patients with Pernicious