Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A central venous catheter terminates at the cavoatrial junction . The heart appears mildly enlarged . Moderate unfolding of the thoracic aorta is also unchanged . There is no pleural effusion or pneumothorax . A vague left mid lung opacity is less distinct . There is no pleural effusion or pneumothorax . Increased callus is associated with the course of the left posterior seventh rib while chronic - appearing right - sided rib fractures appear unchanged . Moderate thoracolumbar compression deformity appears unchanged .
    OUTPUT:
    
No evidence of acute disease .