Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is normal . The aorta remains tortuous calcified . Mediastinal contours are unchanged . Rounded opacities posteriorly along the diaphragmatic contours are unchanged , likely Bochdalek hernias . Lungs are clear . Pulmonary vasculature is normal . No pleural effusion or pneumothorax is present . Remote left ___ posterior rib fracture is again noted .
    OUTPUT:
    
No acute cardiopulmonary abnormality .