Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart remains mildly enlarged . The aorta is markedly calcified . The mediastinal and hilar contours are unremarkable . Pulmonary vascularity is not engorged . Left upper lobe lesion containing a fiducial marker is again demonstrated , not significantly changed from prior study . Multiple other clips are seen scattered about the upper back . Small right pleural effusion is likely present with adjacent opacity in the right lung base , likely reflecting atelectasis . There is no pneumothorax . Mild emphysematous changes are again seen . Deformity of the right proximal humerus likely reflects a remote fracture . Compression deformity of a mid thoracic vertebral body is unchanged compared to the prior chest CT from ___ .
    OUTPUT:
    
Small right pleural effusion with probable adjacent atelectasis . Unchanged left upper lobe lesion .