Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffuse , rounded , multifocal opacities are seen , likely reflecting the patient 's known metastatic renal cell carcinoma . There is no larger opacities with air bronchograms suggest a lobar pneumonia . No pleural effusion , pneumothorax , or pulmonary edema is identified . Significant bilateral hilar lymphadenopathy is noted . The heart size is normal . Mediastinal contours are otherwise normal .
    OUTPUT:
    
1 . No definitive radiographic evidence for pneumonia . 2 . Diffuse , multifocal rounded opacities are consistent with the patient 's known metastatic disease .