A healthy young man first diagnosed with mpox in May 2022 presented again in November 2022 with anal proctitis and a positive polymerase chain reaction on a rectal swab for Monkeypox virus after a recent trip to Brazil, where he engaged in condomless sexual intercourse with multiple male partners.
Keywords: Monkeypox virus; immunity; mpox; reinfection.
© The Author(s) 2023. Published by Oxford University Press on behalf of Infectious Diseases Society of America.