Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right - sided PICC line terminates shortly above the cavoatrial junction . Lung volumes are low . The cardiac , mediastinal and hilar contours appear unchanged . There are small pleural effusions with patchy retrocardiac opacity , most likely due to atelectasis . Streaky opacities in the right upper lung with mild crowding suggest chronic unchanged minor scarring .
    OUTPUT:
    
PICC line terminating in the lower superior vena cava .