Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a large right and small left pleural effusion with associated atelectasis . Extension of the right pleural abnormality over the apex of the lung could be due to pleural thickening , in addition to the effusion . Left basilar interstitial markings may reflect edema . The lungs are hyperinflated , and there is no focal consolidation . The heart size is normal .
    OUTPUT:
    
Large right and small left pleural effusion with associated atelectasis . Possible right pleural thickening . Mild edema in the left lung .