Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP semi-upright view of the chest was reviewed and compared to the prior study . Prominence of the interstitial markings is unchanged and suggests mild pulmonary edema . A small to moderate right pleural effusion and a tiny left pleural effusion are unchanged . Mild cardiomegaly and aortic calcifications are unchanged . Bibasilar atelectasis is greater on the right than on the left .
    OUTPUT:
    
1 . Unchanged mild pulmonary edema , small - moderate right pleural effusion and tiny left pleural effusion . 2 . Unchanged mild cardiomegaly .