Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Numerous large pulmonary masses and nodules are present , not seen on the ___ chest radiograph . There is no pneumothorax or pleural effusion . The heart size is normal , and the mediastinal and hilar contours are within normal limits . A biliary stent is incompletely imaged .
    OUTPUT:
    
New large pulmonary nodules and masses , concerning for progression of metastatic disease .