Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . There is no focal consolidation or pneumothorax . The appearance of the mediastinum is stable . Heart size is normal . Expected postoperative changes in the right pleura . Left lower lobe opacities have minimally decreased , consistent with improving atelectasis . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Minimally improved left lower lobe atelectasis . Right pleural changes consistent with recent surgery .