School ager with cough and fever Pediatric Imaging Chest July 17, 2023June 15, 2023 CXR PA and lateral (above) shows a right sided chest mass in the posterior mediastinum. Axial CT with contrast of the chest (below) shows a homogeneous mass, of fat density, with a few septations, in the right posterior mediastinum causing some anterior displacement of the right mainstem bronchus. The diagnosis was lipoblastoma in the posterior mediastinum. Related Published July 17, 2023June 15, 2023