Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 08 : 20 is submitted .
    OUTPUT:
    
Right jug Swan - Ganz catheter , endotracheal tube , left chest tube and nasogastric tube are unchanged in position . Interval placement of a right internal jugular pacing wire which has its tip projecting over the expected location of the right ventricle . Status post median sternotomy for CABG and aortic valve replacement with stable postoperative cardiac enlargement . The right lung is clear . Scattered linear opacities in the left lung likely reflect atelectasis . Interval resolution of mild pulmonary edema . There is cephalization of the vasculature consistent with pulmonary venous hypertension , however . No pneumothorax .