Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal and unchanged . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . There are postoperative changes from previous right middle and lower lobe wedge resections . Lungs are clear , except for bibasilar atelectasis . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . There are multiple unchanged right lateral rib fractures , likely secondary to prior lung surgery .
    OUTPUT:
    
No acute cardiopulmonary abnormality .