Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Extensive cervicothoracic spinal fusion with pedicular screws and rods in situ . Right - sided Port - A - Cath in situ with the tip in the mid SVC . ECG leads on the chest . The heart size appears increased , but similar compared to prior . No pneumothorax . Mild atelectatic changes seen in the bibasal areas ( left more than right ) . The pleural based mass in the mid aspect of the right lung as well as extensive bony lesions were better appreciated on CT .
    OUTPUT:
    
No significant interval change .