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9027 Dental

A 12-year-old boy, who had been camping in the mountains with his family, was brought to the emergency depament because of headache, rash, and the abrupt onset of a high fever. The rash began on his palms and soles but spread up to his ankles and arms. On physical examination he was found to have palpable purpura on his wrists and lower legs. The infection is likely caused by?

ARickettsia rickettsii
BTreponema pallidum
CCoxsackievirus
DDissiminated histoplasma infection
Dental
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