Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided demonstrate dual lead pacer unchanged in position . The heart remains mildly enlarged with an unfolded thoracic aorta which contains mural calcification . There is no focal consolidation , effusion , or pneumothorax . There is no free air below the right hemidiaphragm . The bony structures appear intact .
    OUTPUT:
    
No acute findings including no signs of pneumoperitoneum .