Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Triple lead right - sided pacer device is stable in position . The patient is status post median sternotomy and CABG . The cardiac and mediastinal silhouettes are stable . When compared to the most recent prior examination stable bilateral pleural effusions with basal opacities , are superimposed on background lower lobe predominant fibrosis . There is mild vascular congestion PE
    OUTPUT:
    
Basal predominant fibrosis with superimposed small bilateral pleural effusions . The superimposed basal airspace opacities can represent dependent edema due to congestive heart failure or infection in the appropriate clinical setting .