RT Journal Article SR Electronic T1 Blood smear analysis in babesiosis, ehrlichiosis, relapsing fever, malaria, and Chagas disease JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 521 OP 530 VO 75 IS 7 A1 Steve M. Blevins A1 Ronald A. Greenfield A1 Michael S. Bronze YR 2008 UL http://www.ccjm.org/content/75/7/521.abstract AB Blood smear analysis is especially useful for diagnosing five infectious diseases: babesiosis, ehrlichiosis, relapsing fever due to Borrelia infection, malaria, and American trypanosomiasis (Chagas disease). It should be performed in patients with persistent or recurring fever or in those who have traveled to the developing world or who have a history of tick exposure, especially if accompanied by hemolytic anemia, thrombocytopenia, or hepatosplenomegaly.