Erythema migrans and erythema multiforme both cause target- or bull’s-eye-shaped lesions. Erythema migrans is due to Lyme disease. Erythema multiforme is an immune-mediated hypersensitivity skin ...

It's a rash that's often the first symptom of Lyme disease. It's typically a circular red area. It might clear in the middle, forming a bull's-eye pattern, but most of the time it doesn't. It can ...

Erythema migrans is the most common manifestation of Lyme disease. Recurrences are not uncommon, and although they are usually attributed to reinfection rather than relapse of the original infection, ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

People presenting with erythema migrans are diagnosed and treated for Lyme disease based on clinical assessment, without laboratory testing. Proportion of people diagnosed with Lyme disease based on ...