Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear , the cardiac and mediastinal contours are normal , there is no pleural effusion or pneumothorax . No displaced rib fractures are identified . No clavicular or humeral head fractures are seen . Surgical clips seen in the right upper quadrant .
    OUTPUT:
    
No evidence of trauma or acute cardiopulmonary process .