Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear unchanged . Heterogeneous opacification of each lung appears increased , particularly along the right lower lobe and especially in the superior segment . There is no pleural effusion or pneumothorax . Bony structures are unremarkable .
    OUTPUT:
    
Increased extent of multifocal pneumonia , although largely concentrated in the right lower lobe .