Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A ventriculoperitoneal shunt is partially imaged crossing the right chest wall , in similar position compared to prior . The lungs are clear without confluent opacity . There is no pulmonary edema or pleural effusions . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process