Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes . Atelectasis is seen in the right lung base . Increased interstitial markings , perivascular haziness , and cardiomegaly are consistent with mild pulmonary edema . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Mild pulmonary edema . 2 . Cardiomegaly .