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This 2007 photograph depicts the pathognomonic erythematous rash in the pattern of a bull’s-eye, referred to as erythema migrans. The rash manifested at the site of a tick bite, on this Maryland woman’s posterior upper arm, signifying a case of Lyme disease, caused by the bacterium Borrelia burgdorferi, and transmitted to humans, by the bite of infected blacklegged ticks.
Case Discussion
Author: CDC / James Gathany.
Original file/s: https://phil.cdc.gov/details.aspx?pid=9875
Modifications: Square crop.
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