Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is extensive airspace opacification involving the entire right lung , new compared to the prior exam . There is also patchy left basilar opacification . There is evidence of mild volume loss in the right lung as well . Thickening of the right paratracheal stripe is suggestive of underlying mediastinal lymphadenopathy . There are probable small bilateral pleural effusions . There is no pneumothorax . The heart size is normal .
    OUTPUT:
    
Extensive right lung opacification and patchy left basilar opacity concerning for multifocal pneumonia .