Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No significant interval change . A pluerex drain projects over the left hemithorax , unchanged in position . Small left pleural effusion with atelectasis and pleural thickening is overall unchanged . Left upper lung opacity corresponding to mass on CT is unchanged . The right lung is clear . No pneumothorax . Degenerative changes in the shoulders , worse on the right are unchanged . The heart size is normal .
    OUTPUT:
    
No significant interval change .