A child diagnosed with aplastic anemia is admitted to the hospital. The parents ask the nurse what aplastic anemia is. Which response by the nurse is accurate?
1. "Aplastic anemia causes a proliferation of white blood cells."
2. "Aplastic anemia is characterized by abnormally shaped red blood cells."
3. "Aplastic anemia is caused the bone marrow producing inadequate cells."
4. "Aplastic anemia is a disorder that occurs after a viral illness."
3
Explanation:
1. All blood cells, not just white blood cells, are affected by aplastic anemia.
2. Aplastic anemia does not cause abnormally shaped red blood cells; this is a description of sickle-cell disease.
3. In aplastic anemia, the bone marrow does not produce sufficient numbers of circulating blood cells.
4. There is no known association between aplastic anemia and viral illness.
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