400
26 yr old comes to PCP office with two wk hx of fatigue ,fever, muscle aches and arthralgias. He denies any wt loss. temp 37.7, bp 115/75. Pulse 75, RR 14. PE is unremarkable except for splenomegaly.
Hg-- 13 gm/dl, WBC 12,000. N 22% lymph 70% monocytes 5% basophils 1% Plts 220---- peripheral smear shows large basophilic lymphocytes with a vacuolated appearance. Heterophile antiboty test is negative. What is the most likely cause of this patients symptoms.---a---Chronic fatigue syndrome ---b--- cytomegalovirus infection---c---acute toxoplasmosis, ---d--- mycobacterial infection---e---- chronic lymphocytic leukemia
cytomegalovirus infection