Erythema Migrans in Lyme Disease (Bull's Eye Rash)
Erythema Migrans in Lyme Disease (Bull's Eye Rash)
Erythema Migrans in Lyme Disease (Bull's Eye Rash)

    Erythema migrans can resemble a bull's eye, with central erythema surrounded by a pale ring and outer erythematous halo.

CDC/SCIENCE PHOTO LIBRARY

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