Preschooler with a subxiphoid chest wall mass Pediatric Imaging Chest, Musculoskeletal May 11, 2020May 9, 2020 Axial CT without contrast shows a symmetrical appearing chest wall (top), a fat density center-right sided chest wall mass (middle) and a fat density anterior left thigh mass (bottom). The diagnosis was lipoma of the chest wall and left thigh. Related Published May 11, 2020May 9, 2020