Not always a commensal: A case of mastitis by Corynebacterium amycolatum

摘要

Gram positive rods seen on Gram’s stain are often dismissed as skin commensal organisms. Diphtheroids (Non-diphtherial species), as they are collectively called, are taken as harmless bystanders in a skin and soft tissue infection (SSTI). However, emerging evidence has established virulence factors in some of these species leading to various infections.