Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were obtained . Multiple large pulmonary metastases have increased in size since the most recent radiograph on ___ ___ . For example , the largest lesion in the right middle lobe has increased from 2 .3 x 3 .2 cm to 3 .1 x 4 .1 cm . There is no new consolidation effusion or pneumothorax . Linear scarring at the right base is unchanged . The tip of a left chest port -a-cath terminates at the cavoatrial junction . The heart size is normal .
    OUTPUT:
    
1 . Increasing size of multiple pulmonary metastases .