Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to the previous examination , the lung volumes have decreased . At both lung bases , band - like consolidations are seen . Their extent is better visualized on the lateral than on the frontal radiograph , they predominate in the lower lobes . Overall , the size of the cardiac silhouette is within normal limits . The patient has no pleural effusions . The hilar and mediastinal contours are unremarkable .
    OUTPUT:
    
In the appropriate clinical setting , the bilateral parenchymal opacities are likely to reflect pneumonia . At the time of observation and dictation , 2 :23 p .m . , the referring physician , ___ . ___ , was paged for notification , on ___ , and the findings were subsequently discussed over the telephone .