Teenager who rolled over his all terrain vehicle with chest pain Pediatric Imaging Chest November 4, 2019October 18, 2019 CXR AP shows patchy airspace disease in the right lung. Axial CT with contrast of the chest shows right-sided airspace disease as well as thin-walled cysts with fluid-fluid levels. The diagnosis was post-traumatic pneumatoceles. Related Published November 4, 2019October 18, 2019