Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is increasing opacity in the right mid and upper as well as the left lower lung which could represent multifocal pneumonia . Findings are slightly more conspicuous compared with prior exam . No large pleural effusion or pneumothorax is seen . A small amount of fluid tracks along the fissure on the lateral view . Cardiomediastinal silhouette is stable . Bony structures are intact .
    OUTPUT:
    
Scattered airspace opacities concerning for pneumonia , slightly increased in conspicuity from prior exam .