An adult patient's blood sample was collected in an EDTA blood collection tube for a CBC. The automated WBC count was 2.1 ? 109/L. Upon microscopic examination of the cells,
the laboratory professional noted that the neutrophils adhered to the erythrocytes. What corrective action should be taken in this situation?
a. Draw the blood in heparin anticoagulant.
b. Recollect the blood from a finger stick and make manual dilutions.
c. Draw the blood in citrate anticoagulant.
d. Draw the blood in a plain red top tube.
Correct Answer: B
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