A 25-year-old male had been hiking in Southeast Missouri. He presented to his physician with headache, fever, and myalgia. He noted in his history many tick bites on his legs. The physician suspected Rocky Mountain spotted fever, but the serology proved to be negative and the patient did not have a rash.
Routine culture of blood and bone marrow were negative. An observant medical laboratory scientist in the hematology department noted an unusual inclusion on the stain of the patient's bone marrow smear as seen in the image provided.
Source: Filipe Dantas-Torres
Based on this additional finding, the physician should now suspect

Question

A 25-year-old male had been hiking in Southeast Missouri. He presented to his physician with headache, fever, and myalgia. He noted in his history many tick bites on his legs. The physician suspected Rocky Mountain spotted fever, but the serology proved to be negative and the patient did not have a rash.
Routine culture of blood and bone marrow were negative. An observant medical laboratory scientist in the hematology department noted an unusual inclusion on the stain of the patient's bone marrow smear as seen in the image provided.
 Source: Filipe Dantas-Torres
Based on this additional finding, the physician should now suspect

Quizplus · Accepted Answer

The Answer of A 25-year-old male had been hiking in Southeast Missouri. He presented to his physician with headache, fever, and myalgia. He noted in his history many tick bites on his legs. The physician suspected Rocky Mountain spotted fever, but the serology proved to be negative and the patient did not have a rash.
Routine culture of blood and bone marrow were negative. An observant medical laboratory scientist in the hematology department noted an unusual inclusion on the stain of the patient's bone marrow smear as seen in the image provided.
 Source: Filipe Dantas-Torres
Based on this additional finding, the physician should now suspect

A 25-Year-Old Male Had Been Hiking in Southeast Missouri