Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 13 :37 is submitted .
    OUTPUT:
    
There is perihilar and interstitial edema which has worsened since ___ . There is a layering left effusion and some patchy left basilar opacity likely reflecting compressive atelectasis . The heart remains enlarged . Mediastinal contours are stable . Calcification of the aorta consistent with atherosclerosis . No obvious pneumothorax .