Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Left - sided AICD / pacemaker device is noted with leads terminating in the right atrium , right ventricle , and likely in the region of the coronary sinus . Moderate enlargement of cardiac silhouette size is present . The aortic knob is calcified and the aorta is unfolded . Hazy ill - defined opacity in the right hemithorax could reflect asymmetric pulmonary edema , though infection or aspiration is not excluded . Blunting of the left costophrenic sulcus is suggestive of a small pleural effusion . Streaky retrocardiac opacity could reflect atelectasis . There is no pneumothorax . Multiple fractures are noted in the right - sided ribs which appear remote . Dense arterial calcifications are noted within the upper abdomen .
    OUTPUT:
    
Ill - defined hazy opacification within the right lung could reflect asymmetric pulmonary edema , though infection or aspiration is not excluded . Small left pleural effusion with retrocardiac opacity possibly reflecting atelectasis .