Bruno, a 48-year-old businessman, presents at the emergency room with a 12-day history of headache, myalgia, nausea, and vomiting. Patient history reveals that Bruno is a consulting engineer for the Panama Canal. Prior to his latest trip, he failed to fill a prescription for prophylactic medication. However, according to his general physician's records, all his immunizations (e.g., hepatitis, flu) are up to date. His fever was 103° F (39° C) at the time of initial examination, but alternated with periods of extreme cold and cyanosis. A complete blood count was ordered, along with parasite examination, and urinalysis. The thin Giemsa film yielded the morphologic forms in the image below. What parasite (genus and species) do you suspect? What is the life stage for the parasite recovered from this blood sample? How did Bruno acquire this infection How should the physician order the blood collection for parasite examination in this case?
Bruno, a 48-year-old businessman, presents at the emergency room with a 12-day history of headache, myalgia, nausea, and vomiting. Patient history reveals that Bruno is a consulting engineer for the Panama Canal. Prior to his latest trip, he failed to fill a prescription for prophylactic medication. However, according to his general physician's records, all his immunizations (e.g., hepatitis, flu) are up to date. His fever was 103° F (39° C) at the time of initial examination, but alternated with periods of extreme cold and cyanosis. A complete blood count was ordered, along with parasite examination, and urinalysis. The thin Giemsa film yielded the morphologic forms in the image below.
What parasite (genus and species) do you suspect?
What is the life stage for the parasite recovered from this blood sample?
How did Bruno acquire this infection
How should the physician order the blood collection for parasite examination in this case?
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