Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest demonstrate multiple bilateral pulmonary masses , consistent with the patient 's history of metastatic disease . There has been markedly rapid growth of these masses between ___ and the current study . There is no evidence of underlying lung consolidation or pulmonary edema . There is no pneumothorax , and a small left pleural effusion appears unchanged . The hilar and mediastinal contours are unchanged .
    OUTPUT:
    
Metastatic lung cancer without evidence of underlying acute process . Stable small left pleural effusion .