MetaCAP Diagnosis and Treatment of Gluteal Necrotizing Soft Tissue Infection Caused by Mixed Anaerobic Bacteria Including Prevotella: A Case Report

Schematic 3D reconstruction illustrating the pathogenesis of the deep-seated mixed anaerobic necrotizing soft tissue infection (NSTI) and the mechanistic role of vacuum sealing drainage (VSD) therapy. (a) Anatomical and histopathological cross-section of the left gluteal region. (b) Hypoxic microenvironment and polymicrobial colonization. (c) Mechanism of VSD intervention.