Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are appropriate . The lungs are clear without focal consolidation , concerning for pneumonia , pleural effusion or pneumothorax . The pulmonary vasculature is not engorged . The cardiomediastinal and hilar contours are within normal limits . A vagal nerve stimulator in the left pectoral chest has a single wire extending along the left lower neck .
    OUTPUT:
    
No acute cardiopulmonary process .