Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is within normal limits , though slightly increased in size compared to the prior study . The mediastinal and hilar contours are unchanged , and within normal limits . The pulmonary vascularity is normal . No focal consolidation , pleural effusion or pneumothorax is present . There are no acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary process .