Palko's Medical Laboratory Procedures 3rd Edition by Danielle Wilken, Phyllis Cox

Exercise 9

Choose the best answer for the following questions.

An abnormally low white blood cell count is common in patients with a potentially fatal form of anemia that could be caused by a deficiency of vitamin B12 called:

a. erythremia

b. polycythemia vera

c. aplastic anemia

d. pernicious anemia