Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are unremarkable . The pulmonary vasculature is not engorged . Lung volumes remain low with continued patchy and linear opacities in the lung bases most likely reflective of atelectasis . The patient is status post right upper lobectomy with clips noted in the right hilar region . Small right pleural effusion is likely present , and no pneumothorax or left - sided pleural effusion is clearly noted . Persistent elevation of the right hemidiaphragm is again noted with multiple clips along the right lateral upper abdomen as well as a drain . The right fifth rib has been partially resected .
    OUTPUT:
    
Low lung volumes with bibasilar atelectasis and small right pleural effusion .