Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A new bulge projecting over the right cardiophrenic angle is suggestive of a hiatus hernia . The lung fields are clear . There is no pneumothorax , fracture or dislocation . Limited assessment of the abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary abnormality . A new mediastinal bulge could be a hiatus hernia . If the diagnosis is not known , the patient should have a contrast swallow or oral contrast and a repeat lateral view .