Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is extensive right lung opacification consistent with known lung carcinoma and areas of atelectasis and consolidation . There is also a small right pleural effusion . As compared to the prior examination , there is slightly improved aeration of the right hemithorax . On the left , there is a small pleural effusion . Known left pulmonary nodules are better evaluated on the CT examination . No pneumothorax is identified . The cardiomediastinal contours are grossly stable .
    OUTPUT:
    
1 . No pneumothorax identified . 2 . Known extensive right lung cancer with subsequent atelectasis and consolidation . As compared to the prior exam , there is slightly improved aeration of the right hemithorax . Small bilateral pleural effusions . Known left - sided pulmonary nodules are better evaluated by CT .