Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Large opacity projecting over the left mid to lower hemi thorax is again seen , worrisome for pleural effusion and overlying atelectasis . Mild pulmonary edema is again seen . Increased patchy right basilar opacity may be due to atelectasis or aspiration given short term development . Difficult to exclude a small right pleural effusion . The cardiac silhouette is enlarged although not well assessed on the left due to the large left - sided opacity . No pneumothorax seen .
    OUTPUT:
    
Large left mid to lower hemi thorax opacity raises concern for large pleural effusion and atelectasis , underlying consolidation is not excluded . Previously seen midline shift has a decreased in the interval . Mild to moderate pulmonary edema . Interval increase in right basilar opacity may be due to atelectasis or aspiration given short term interval development .