One symptom of Lyme disease is a red rash (called erythema migrans) that looks like a bull's-eye. About half the people infected with Lyme disease develop the rash within 1 to 4 weeks. It occurs at the site of the tick bite and usually gets bigger over time.
Medical Review:Adam Husney, MD - Family Medicine
Christine Hahn, MD - Epidemiology
Christine Hahn, MD - Epidemiology
Last Updated: 09/21/2006
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