Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison with the earlier same day study , re-demonstrated are multiple median sternotomy wires and mediastinal surgical clips . There are low lung volumes , likely accentuating the size of the cardiac silhouette , unchanged from prior . The hila are within normal limits . There is an unchanged moderate right pleural effusion with fluid tracking along the right pleural space . Smaller left pleural effusion is also unchanged . There is right more than left bibasilar atelectasis . There is no new focal lung consolidation . There is no pulmonary vascular congestion or pulmonary edema . There is no pneumothorax .
    OUTPUT:
    
1 . Low lung volumes . 2 . Unchanged moderate right and small left pleural effusions with adjacent lower lobe relaxation atelectasis . 3 . No new focal lung consolidation . No edema .