November 29, 2023

Since the species was first identified 7 years ago, there have been only 7 reported cases of Lyme disease caused by Borrelia mayonii. In Open Forum Infectious Diseases Correspondence, McGowan and colleagues describe the recent case of a Borrelia mayonii infection in a 51-year-old man from northern Minnesota. The case is featured in a Letter […]

The case involved a 46-year-old man with Lyme disease who presented to the clinic with cardiac complications, which initially manifest as palpitations. The patient lived in a Lyme endemic region and reported that one month earlier, he had a “pinching sensation in his right thigh with an associated macular erythematous rash,” according to the authors.