Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Pneumoperitoneum is relatively unchanged compared to the previous exam . The cardiac , mediastinal and hilar contours are normal . No focal consolidation , pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Laparoscopic gastric band is seen in unchanged position . No acute osseous abnormalities are seen present .
    OUTPUT:
    
Pneumoperitoneum , not significantly changed from the previous exam . No acute cardiopulmonary abnormality .