Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right Port -A - Cath terminates in the low SVC just above cavoatrial junction without evidence of disruption or kinking of the tubing . No pneumothorax . The mediastinal contours , hila , and cardiac borders are normal . No pleural effusion . Right lower lobe focal nodular opacity corresponds to nodule better characterized on recent chest CT .
    OUTPUT:
    
Right Port - A - Cath terminates in the low SVC just above cavoatrial junction .