问题
单项选择题
Which abnormal laboratory value is most indicative of aplastic anemia
A. A decreased hemoglobin.
B. An elevated white blood cell count.
C. An elevated red blood cell count.
D. A decreased erythrocyte sedimentation rat
答案
参考答案：A
解析：A decreased hemoglobin is indicative of aplastic anemia. In addition to a decreased hemoglobin and red blood cell count, the client will also have a decreased white blood cell count and decreased platelets.