Unraveling Pneumomediastinum in COVID-19 Patients: Insights from a High-Volume-Center Case–Control Study

Pneumomediastinum (PNM) is a severe complication in COVID-19 patients, potentially exacerbating morbidity and requiring heightened clinical attention. This study aims to identify risk factors, clinical characteristics, and outcomes associated with PNM in COVID-19 patients hospitalized for respiratory failure in our institution.