Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest demonstrates intact median sternotomy wires . Radiopaque aortic valve replacement and CABG surgical clips are noted . There is stable and expected postoperative widening of the mediastinum . The previously noted right apical pneumothorax is now not seen . Minimal left pleural effusion is again noted . Patchy opacities at the lung bases bilaterally are likely atelectasis . No focal consolidation concerning for pneumonia .
    OUTPUT:
    
Stable postoperative appearance of the mediastinum with interval resolution of right apical pneumothorax and continued bibasilar patchy atelectasis .