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 ...

Erythema migrans is a circular, red rash that’s a hallmark symptom of Lyme disease. If you notice a rash and think you may have been bitten by a tick, call a doctor as soon as possible. Erythema ...

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, ...

Erythema multiforme is an immune-mediated reaction that causes a raised, red, target-like rash on the skin or mucous membranes. It often resolves on its own but may require medical treatment. Its name ...

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 ...

People with suspected Lyme disease without erythema migrans who have a negative enzyme-linked immunosorbent assay (ELISA) test carried out within 4 weeks of their symptoms starting have the test ...