Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Bibasilar predominantly linear opacities most likely represent atelectasis , but pneumonia is a possibility ; right middle lobe consolidation also may represent atelectasis or pneumonia . No pneumothorax or pleural effusion is seen . Heart and mediastinal contours appear stable . Minimally increased interstitial prominence may reflect very mild edema .
    OUTPUT:
    
1 . Low lung volumes with bibasilar opacities , which could represent atelectasis or pneumonia . 2 . Minimal increase in interstitial prominence compared to prior , which may reflect acquisition technique or very mild edema . Findings discussed with Dr . ___ by Dr . ___ by telephone at 2 : 25 p .m . on ___ .