A Rare Presentation of Rhodococcus Equi Bacteremia as a Result of Right Upper Arm Cellulitis: A Case Report and Literature Review.

is an emerging opportunistic pathogen in immunocompromised patients. Owing to its resemblance to , , and , is frequently misdiagnosed as a contaminant, which can result in treatment delays. A 65-year-old man with a history of end-stage renal disease (ESRD) presented to the emergency room with pain and increased swelling in his right upper extremity.