Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right - sided PICC line extends well into the right atrium . Withdrawal by 4 cm would position its tip in the low SVC . Small bilateral pleural effusions are unchanged . There is no pneumothorax . The heart and mediastinum are within normal limits .
    OUTPUT:
    
Tip of right PICC line extends well into the right atrium . Withdrawal by 4 cm with position its tip in the low SVC . Stable small bilateral pleural effusions .