Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A PICC line terminates in the lower superior vena cava . The heart is normal in size but with a left ventricular configuration , as before . The mediastinal and hilar contours appear unchanged . The lungs appear clear . There are no pleural effusions or pneumothorax .
    OUTPUT:
    
No evidence of acute disease . PICC line terminating in superior vena cava .