The advances in automated blood cell counter successfully provide the precise data of WBC, RBC, and platelet counts with leukocyte differentials. However, the differential information by blood cell counters is limited for cell morphologic features especially for abnormal and immature cells, and the morphological smear reviews triggered by specific flagging of automated analyzer are necessary. The criteria for manual action is depending on local guidelines, and review rates have been reported to vary from 9.9% – 50% in different laboratories 1.
At Juntendo University Hospital, Japan (1,020 beds, 4,000 outpatients/day, 1,500 CBCs/day), manual screens of blood smears were performed on 29.2% of CBC determinations. Under the requirements for … Read more »
Lots of great comments for this case!
The man had just got back from Africa. What you saw was great images of active Gametes of the Plasmodium Vivax.
Many of you were spot on and recognized the Malaria parasites!
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CellaVision News Blast continues to provide you with unusual cell morphology cases. This month’s Mystery cells case presents a story about a man who walked into the Emergency Room and told them he wasn’t feeling well. He had just returned from visiting his family, where nothing out of the ordinary had occurred. After some initial blood work, the ER doctor asked him where his family lives…
Can you recognize the condition?
The diagnosis will be revealed next week. In the meantime post your suggestion!
Images were captured on a CellaVision DM96 in California, USA.