Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is mildly enlarged with postoperative mediastinal contour with tortuosity of the thoracic aorta . There is central pulmonary vascular congestion with moderate interstitial pulmonary edema . There is a moderate right pleural effusion with adjacent compressive atelectasis . There are also bilateral areas of subtle increased densities . There is no pneumothorax .
    OUTPUT:
    
Moderate pulmonary edema with moderate right pleural effusion . Concurrent pneumonia can not be excluded .