Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The mediastinal and hilar contours are unremarkable and unchanged . Pulmonary vascularity is normal . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is identified . Cholecystectomy clips are present within the right upper quadrant of the abdomen .
    OUTPUT:
    
No acute cardiopulmonary process .