Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A tracheostomy is in - situ . A right - sided PICC terminates in the right atrium , this could be withdrawn 3 - 4 cm for better positioning in the distal SVC . There are bilateral chest tubes in - situ . These are unchanged in position when compared to the prior study . There is persistent bibasal pleural effusions , similar in degree when compared to the prior study . There is associated bibasilar atelectasis , superimposed infection can not be excluded .
    OUTPUT:
    
Persistent bilateral pleural effusions with associated atelectasis , superimposed infection can not be excluded . A right - sided PICC terminates in the right atrium , this could be withdrawn 3 - 4 cm for better positioning in the SVC .