Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The mediastinal and hilar contours appear within normal limits . Patchy opacification primarily involving the lingula but possibly also the left lower lobe some extent suggests bronchopneumonia . Elsewhere , the lungs appear clear . There is no definite pleural effusion or pneumothorax .
    OUTPUT:
    
Findings consistent with pneumonia .