Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A small right effusion has slightly increased since 1 day ago . Right pleural thickening is likely chronic . There is no pneumothorax . Bibasilar opacities are relatively unchanged . The cardiac and mediastinal contours are stable . Pulmonary edema is mild and unchanged .
    OUTPUT:
    
Stable mild pulmonary edema and slight interval increase in the small right pleural effusion . Bibasilar opacities are most consistent with atelectasis or infection in the correct clinical setting .