Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Nerve stimulator device is unchanged in appearance compared to the prior study . The lungs appear mildly hyperinflated . No lobar consolidation , pneumothorax or pleural effusion seen . No free air under the diaphragm . Visualized bony structures are unremarkable in appearance .
    OUTPUT:
    
No acute cardiopulmonary process seen .