Supine portable chest radiograph for a 15-month-old girl with sideroblastic anemia and immunodeficiency, periodic fever and developmental delay (SIFD), 1 month after bone marrow transplant: the radiograph demonstrates diffuse bilateral pulmonary opacities without cardiomegaly. Note the endotracheal tube and the right central venous line. The patient died with acute respiratory distress syndrome due to graft-versus-host disease