Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right subclavian - approach Port - A - Cath is accessed and unchanged in position with the tip terminating in the upper right atrium . To place the catheter tip in the low SVC , the catheter should be retracted by 2 .5 cm . Small bilateral pleural effusions are new from the most recent prior study with associated basilar atelectasis on the left greater than the right . No focal consolidation or pneumothorax is detected . The heart is normal in size with normal mediastinal contours . Lumbar fusion hardware is again noted .
    OUTPUT:
    
1 . Right Port - A - Cath unchanged with tip in the upper atrium . If placement in the low SVC is desired , the catheter could be retracted 2 .5 cm . 2 . Small bilateral pleural effusions with bibasilar atelectasis on the left greater than the right .