Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior repair chest radiograph , there is increased interstitial opacities at the lung bases bilaterally , worst at the right lung base , with no evidence of pulmonary vascular congestion or cardiomegaly . Cardiac and mediastinal contours are normal . The solid nodule in the left upper lung field is unchanged from ___ . No pleural effusion or pneumothorax .
    OUTPUT:
    
Increased bibasilar interstitial opacities without evidence of pulmonary vascular congestion are more concerning for infection rather than edema .