Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided dual lumen AICD device is noted with leads terminating in the right atrium and right ventricle . The patient is status post median sternotomy and CABG . Coronary artery stenting is also noted . Heart size is normal . The mediastinal and hilar contours are unchanged with a right hilar mass again noted . Continued moderate size right pleural effusion is not changed in the interval . There is patchy right basilar opacity likely reflective of atelectasis . Left lung is grossly clear . Trace left pleural effusion is likely present . There are no acute osseous abnormalities .
    OUTPUT:
    
Re - demonstration of right hilar mass . Moderate right pleural effusion , similar to the prior study with right basilar opacity , likely compressive atelectasis . Possible trace left pleural effusion .