Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided dual - chamber pacemaker / AICD device is noted with leads terminating in the right atrium and right ventricle . The cardiac , mediastinal , and hilar contours are normal . The lungs are clear and the pulmonary vascularity is normal . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .