Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top - normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . The lungs are hyperinflated but clear . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Surgical clips are seen at the left lung apex . A coronary stent is visualized .
    OUTPUT:
    
No acute intrathoracic process .