Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . The lungs are well expanded and clear , without consolidation or pulmonary edema . No pneumomediastinum , pleural effusion or pneumothorax is seen . There is no free air under the diaphragm .
    OUTPUT:
    
1 . No pneumomediastinum or pneumoperitoneum . 2 . No acute cardiopulmonary pathology .