Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of chest Chronic scarring at the left lower lobe is again noted . There is also chronic blunting of the left costophrenic angle seen on the lateral view . Otherwise , the lungs are clear . Heart size is normal . No pleural effusion , pneumonia , pneumothorax is identified . Patient status post spinal surgery with hardware .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .