Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate - to - severe enlargement of the cardiac silhouette which appears relatively unchanged when compared to prior study . Mild pulmonary edema is noted with vascular indistinctness and perihilar haziness . Additionally , moderate right pleural effusion is demonstrated with associated right basilar opacity likely reflecting atelectasis . Minimal atelectasis in the retrocardiac region is likely present . No pneumothorax is identified . Multiple old right - sided rib fractures are again noted .
    OUTPUT:
    
1 . Mild pulmonary edema . 2 . Persistent moderate right pleural effusion with right basilar opacity , likely reflective of atelectasis . Minimal left basilar atelectasis is also noted .