Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again noted is a large hiatal hernia within the left lower chest . The cardiac , mediastinal and hilar contours otherwise are unchanged . There is atelectasis adjacent to the hernia within the left lung base . The remainder of the lungs are clear without focal consolidation . No pleural effusion or pneumothorax is demonstrated . Multiple clips compatible with prior cholecystectomy are visualized in the right upper quadrant . There is persistent elevation of the right hemidiaphragm .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Large hiatal hernia .