The nurse is checking the laboratory reports of a patient being treated with mitoxantrone. Which platelet count would indicate a risk for spontaneous bleeding?
a. 15,000/mm3
b. 60,000/mm3
c. 175,000/mm3
d. 300,000/mm3
ANS: A
The normal platelet level is 150,000 to 300,000/mm3. Potential for bleeding exists when the platelet count is 50,000; risk for spontaneous bleeding occurs when the count is less than 20,000.
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