Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left - sided Port - A - Cath is unchanged in position , with its tip terminating at the level of the superior cavoatrial junction . Moderate bilateral pleural effusions are not significantly changed since the CT scan performed on ___ . Biapical pleural scarring is unchanged .
    OUTPUT:
    
Unchanged moderate bilateral pleural effusions .