Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable chest radiograph provided . A vascular stent is partially visualized overlying the region of the left brachiocephalic vein . A surgical anchor is seen at the right humeral head . The lungs are clear . No focal consolidation , effusion or pneumothorax . The cardiomediastinal silhouette is stable . Widening of the AC joint appears stable .
    OUTPUT:
    
No acute findings .