Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is increased opacification of the lingula and right lower lung . There is likely a background of interstitial lung disease P The hilar and cardiomediastinal contours are normal . There is no pneumothorax . There is no pleural effusion . Pulmonary vascularity is normal .
    OUTPUT:
    
Lingular and right lower lung opacities concerning for multifocal pneumonia given the clinical presentation . There is likely a background of interstitial lung disease .