Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable , he heart size being top normal . Again seen is a left chest wall pacer with right atrial and biventricular leads , unchanged in position . The lungs are clear without consolidation , edema , pleural effusion or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary pathology .