Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Shallow inspiration . Left perihilar , basilar opacity , consistent with mass seen on chest CT . Multiple tiny lung nodules , probably similar . Shallow inspiration accentuates heart size , pulmonary vascularity . Mild interstitial prominence , may be inflammatory or edema . Heart size is normal . Bilateral hilar fullness , suggests adenopathy . Small pleural effusions .
    OUTPUT:
    
Left perihilar , basilar opacity , corresponds to known malignancy . Small pulmonary nodules . Hilar fullness , suggest adenopathy . Small pleural effusions . Mild interstitial prominence , may be inflammatory or edema .