Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are normal . The pulmonary vascularity is normal . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is identified . There are mild degenerative changes in the thoracic spine . Appropriate positioning of the gastric band is identified in the left upper quadrant of the abdomen .
    OUTPUT:
    
Appropriate positioning of the gastric band in the left upper quadrant . No acute cardiopulmonary abnormality .