Ziyad O. Allehebi, Farhan M. Khan, Mark Robbins, Elizabeth Simms, Richard Xiang, Allam Shawwa, L. Robbin Lindsay, Antonia Dibernardo, Clarice d’Entremont, Alex Crowell, Jason J. LeBlanc, and David J. Haldane
Author affiliations: Faculty of Medicine in Rabigh, King Abdulaziz University, Jeddah, Saudi Arabia (Z.O. Allehebi); Dalhousie University, Halifax, Nova Scotia, Canada (Z.O. Allehebi, F.M. Khan, M. Robbins, E. Simms, J.J. LeBlanc, D.J. Haldane); Nova Scotia Health, Halifax (Z.O. Allehebi, F.M. Khan, R. Xiang, A. Shawwa, J.J. LeBlanc, D.J. Haldane); Public Health Agency of Canada National Microbiology Laboratory, Winnipeg, Manitoba, Canada (L.R. Lindsay, A. Dibernardo); Yarmouth Regional Hospital, Yarmouth, Nova Scotia, Canada (C. d’Entremont, A. Crowell); Nova Scotia Provincial Public Health Laboratory Network, Halifax (D.J. Haldane)
Figure. Babesia microti detected on Wright-stained peripheral blood smears from a 58-year-old man, southwest Nova Scotia, Canada, July 2021. Some typical features of B. microti infection include multiple ring forms present in erythrocytes (A), extracellular ring forms (B), and ring forms of various shapes and sizes (C), including the pathognomonic finding of merozoites arranged in a tetrad formation resembling a Maltese cross (arrow). Images in panels A and B obtained by using Wright’s stain (original magnification ×100), For panel C, the CellaVision DM96 system (https://www.cellavision.com) and the Cellavision Remote Review Software version 6.0.1 build 7 were used to capture and display cells with abnormalities.