Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two - views of the chest . The lungs are clear . The cardiac , hilar , mediastinal contours are normal . There is no subdiaphragmatic free air . Loops of bowel seen abutting the left hemidiaphragm . No pleural effusion or pneumothorax .
    OUTPUT:
    
Clear lungs with no evidence of pneumoperitoneum .