Predictors of Positive Subxiphoid Pericardial Window in Stable Patients with Penetrating Injuries to the Precordial Region.

Background: Subxiphoid pericardial window (SPW) remains a valuable diagnostic tool for patients at risk of occult cardiac injuries. However, how to select patients that could benefit from this procedure remains unclear. We aimed to identify clinical predictors of positive SPW in patients with penetrating precordial injuries.