Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild left pleural effusion , which has increased since radiograph ___ , CT chest ___ . Left lower lobe consolidation , perihilar opacity , may represent atelectasis , consider pneumonitis in the appropriate clinical setting . There is shallow inspiration was accentuates heart size , and pulmonary vascularity . Right lung is clear . There is no right pleural effusion .
    OUTPUT:
    
There is mild left pleural effusion , which has increased . Left basilar consolidation , left perihilar opacity , may represent atelectasis , consider pneumonitis in the appropriate clinical setting .