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 . There are no focal consolidations . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Surgical clips are seen in the left axilla . Patient is status post left mastectomy . There is a small hiatal hernia .
    OUTPUT:
    
No acute cardiopulmonary abnormality .