Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are unchanged with the heart size within normal limits . Pulmonary vasculature is not engorged . Numerous bilateral pulmonary masses and nodules have a basilar predominance , and are decreased in size from the previous radiograph , and not substantially changed from the previous CT allowing for differences in modalities . No new focal consolidation , pleural effusion or pneumothorax is present . No acute osseous abnormality is detected . Known T1 vertebral body lytic lesion is better assessed on the prior CT .
    OUTPUT:
    
Innumerable pulmonary metastases , decreased in size compared to the previous chest radiograph , and relatively unchanged compared to the previous chest CT allowing for differences in modalities . No new focal consolidation to suggest pneumonia .