Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Normal cardiomediastinal and hilar contours . Normal pleural surfaces . Multiple , new , bilateral pulmonary nodules , the largest of which is located at the left lung base and measures 2 .4 cm . No evidence of pneumonia .
    OUTPUT:
    
1 . No evidence of acute pneumonia . 2 . Multiple , new , bilateral pulmonary nodules , consistent with progression of metastatic disease .