Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hilar and mediastinal contours are normal . The lungs are clear without evidence of focal opacities concerning for pneumonia . There is no large pleural effusion . There is no evidence of a pneumothorax . S / p upper abdomen surgery .
    OUTPUT:
    
No focal consolidations concerning for pneumonia identified .