Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low with stable mild elevation of the right hemidiaphragm . A left subclavian access Port - A - Cath remains in place with the distal tip in the high right atrium . A coil and CBD stent projects over the right upper quadrant . Cardiomediastinal silhouette and hilar contours are unremarkable . Scarring at the right base . Lungs are otherwise clear . Pleural surfaces are clear without effusion or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary abnormality .