Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The biventricular pacemaker terminates with leads in the appropriate positions . The patient is post-median sternotomy and CABG . There is a slight increase in right pleural effusion . Otherwise , the lungs are clear . There is no evidence of pneumonia and there is no left pleural effusion . There is no pneumothorax .
    OUTPUT:
    
Slight increase in right pleural effusion . Otherwise , unchanged from study on ___ .