Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A nerve stimulator device is seen within the left chest wall , with lead projecting cephalad into the left aspect of the neck . The cardiac , mediastinal and hilar contours are normal . Lungs are clear and the pulmonary vascularity is normal . No pleural effusion or pneumothorax is identified . The osseous structures are within normal limits .
    OUTPUT:
    
No acute cardiopulmonary abnormality .