Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small right pleural effusion is stable to slightly increased compared to prior and tracks into the fissures . Opacity in the right mid to lower lung field is new compared to ___ . Retrocardiac linear opacities likely represent basilar atelectasis . Small right upper lobe perihilar opacity appears stable . Heart and mediastinal contours are stable . No pneumothorax is detected .
    OUTPUT:
    
New right lower lung opacity compared to ___ , concerning for pneumonia , with stable to slightly increased small right pleural effusion . Findings discussed with Dr . ___ by ___ by telephone at 1 :42 p .m . on ___ at the time of initial review of the study .