Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal chest radiograph demonstrates interval removal of right jugular sheath with persistent right central line terminating in the mid to low SVC . The cardiomediastinal silhouette has a normal postoperative appearance . There is persistent unchanged bilateral pleural effusions with associated left basilar atelectasis . No pneumothorax .
    OUTPUT:
    
No significant changes since ___ .