Teenager with shortness of breath after motor vehicle accident

CT of pulmonary fat embolism
AP radiograph of the right femur (left) and lateral radiograph of the right tibia and fibula (middle) show comminuted fractures of the femur, tibia, and fibula. Axial (above right and middle right) and coronal (below right) CT with contrast of the chest shows a geographic distribution of ground glass opacities throughout both lungs.

The diagnosis was pulmonary fat embolism.