You may become infected with the disease if you are bitten by black-legged ticks. Hallmark symptoms of Lyme disease in the acute stage include a “bullseye” rash, (erythema migrans), fever ...

In this double-blind trial, researchers randomized 180 patients (minimum age, 16) with annular skin lesions (erythema migrans) of ≥5 cm in diameter to 1 of 3 treatments: a single 2-g dose of ...

In addition to the pediatric focus, research has also explored unique presentations of EN, such as erythema nodosum migrans (ENM), which is characterized by unilateral, migratory nodular lesions.