Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No evidence of pulmonary nodules or focal opacities concerning for metastatic disease . The lung fields are well inflated and clear bilaterally with no pleural effusion or evidence of pneumothorax . The heart size is normal . The mediastinum is normal . Pleural surfaces are unremarkable .
    OUTPUT:
    
No evidence of metastatic processes . Normal chest radiograph .