Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Large hiatal hernia is identified , significantly increased in size from CT abdomen and pelvis on ___ , with adjacent bibasilar atelectasis . Otherwise , the remainder of the lungs are clear . Cardiac and hilar contours are unremarkable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Large hiatal hernia . No evidence of acute cardiopulmonary process .