Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG . The cardiac silhouette remains moderately enlarged . Interval aortic valve replacement . Mediastinal contours are stable . Re - demonstrated bilateral , right greater than left pleural thickening . Ovoid opacity along the right major fissure may be due to fluid in the fissure . Calcified pleural plaques re - demonstrated , particularly on the left .
    OUTPUT:
    
Again seen bilateral pleural thickening , right greater than left . Ovoid opacity projecting over the right major fissure may be due to fluid in the fissure . Cardiomegaly .