Etiology, Characteristics, and Outcomes of Community-Onset Pyomyositis in Korea: A Multicenter Study.

Gram-positive cocci such as S. aureus and streptococci were dominant etiologies in community-onset PM, whereas MRSA appears to an uncommon causative organism of PM in Korea. Enteric Gram-negative organisms should also be considered as major etiologies, especially in HCA PM patient population in Korea.