Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right internal jugular central venous catheter intrudes minimally into the right atrium . The cardiac , mediastinal and hilar contours appear stable . There is no pleural effusion or pneumothorax . The lungs appear clear .
    OUTPUT:
    
Central venous catheter terminating slightly below the cavoatrial junction . No evidence of acute cardiopulmonary process .