Fig. 9From: An overview of point-of-care ultrasound for soft tissue and musculoskeletal applications in the emergency departmentSonographic fat pad sign. A teenage boy injured his elbow after a fall. The X-ray showed a radiolucent fracture line and elevated fat pad signs (a, b). Focused ultrasound on the olecranon fossa revealed the elevated fat pad and a hematoma (c). The normal fat pad has a smooth margin (d)Back to article page