Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are relatively well expanded . There is no focal airspace opacity to suggest pneumonia . The heart is not enlarged . Mediastinal hilar contours are normal . Surgical clips project over the right lower hemithorax . Subdiaphragmatic free air is not unexpected following abdominal surgery .
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . Subdiaphragmatic free air not unexpected following laparoscopic procedure . 2 . This study is suboptimal for evaluation of postoperative bleeding . Consider CT if clinically indicated .