Chest X-ray
Two chest radiographs are proposed: one AP projection, the other lateral projection. The legend is in the middle of the page. Chest X-ray: AP Projection 1, Trachea. 2, Clavicle. 3, 4th posterior rib. 4, Right main bronchus. 5, Right breast shadow. 6, Gastric air bubble. 7, Left hemidiaphragm. 8, Left ventricle. 9, Descending aorta. 10, …