Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable allowing for differences in technique . New multifocal opacities are noted in the right lower and left mid lungs , the latter in the perihilar region . Vague right upper lung opacity is more equivocal . Opacity is most confluent in the left lower lobe . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Findings consistent with pneumonia , probably multifocal but most extensive in the left lower lobe .