Teenager shot by sibling with pellet gun one day ago with progressive dyspnea and chest pain

CXR and CT of pericardial effusion
CXR AP shows an enlarged cardiac silhouette, bilateral pleural effusions and radioopaque pellets in the right thorax near the hilum and left axilla. Axial and coronal CT with contrast of the chest shows a large amount of fluid in the pericardial space.

The diagnosis was traumatic pericardial effusion.