Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable . Deshiscences among sternal wires appear unchanged . Moderate bilateral pleural effusions appear stable a and seem to be due to chronic collections which were also characterized on prior CT with associated round atelectasis especially at the right lung base . There has been little if any change . Although there is no evidence of acute process should be noted that background abnormalities may lower the sensitivity of chest radiography .
    OUTPUT:
    
Stable chronic abnormalities including bilateral moderate loculated pleural effusions and areas of round atelectasis .