Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior study , severe cardiomegaly and pulmonary vascular engorgement have increased . Mild to moderate interstitial pulmonary edema is persistent . There is a however , a new dense right basilar opacity , concerning for developing infection . No pneumothorax . Aortic arch calcifications and intact median sternotomy wires and mediastinal clips are unchanged .
    OUTPUT:
    
1 . Mild to moderate interstitial pulmonary edema . 2 . New dense right basilar opacification , likely a combination of atelectasis , pulmonary edema , and infection .