A child with leukemia presents with peteeh
题型：单项选择题
问题：
A child with leukemia presents with peteehiae; gums, lips, and nose that bleed easily; and bruising on various parts of her body. Which of the following laboratory test results would the nurse correlate with these findings
A. Platelet count of 80×103/mm3.
B. Serum calcium level of 5 mg/dL.
C. Fibrinogen level of 75 mg/dL.
D. Partial thromboplastin time (PTT) of 38 seconds.