Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Multiple mediastinal clips are again seen along with a manubrial cerclage wire . The heart size remains mildly enlarged . Aortic knob is calcified . The mediastinal and hilar contours are unchanged . There is no pulmonary vascular congestion . No focal consolidation , pleural effusion or pneumothorax is present . Minimal atelectasis is noted in the lung bases . Degenerative changes of the right AC joint are noted . No acute osseous abnormality seen .
    OUTPUT:
    
Lung volumes with minimal bibasilar atelectasis .