Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small right pleural effusion with overlying atelectasis . Right base consolidation is difficult to exclude , appears somewhat similar as compared to ___ and improved as compared to ___ . The cardiac and mediastinal silhouettes are stable . Left - sided deformities including left - sided rib fractures are again seen . Partially imaged is hardware in the left humerus .
    OUTPUT:
    
Persistent right lower lobe opacity appears to likely represent atelectasis on prior chest CT from ___ . Recommend continued followup to exclude obstructing lesion . Possible right pleural effusion .