Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The patient is status post median sternotomy and cardiac valve replacement . Interstitial pulmonary edema is again seen . There are bilateral pleural effusions with overlying atelectasis . Additional bibasilar opacities raise concern for underlying infection and / or aspiration . The cardiac silhouette is enlarged . The aorta is calcified and tortuous . Evidence of DISH is seen along the spine . There is a minimally displaced fracture of the posterolateral left seventh rib and a healed nondisplaced fracture of the posterolateral left sixth rib , similar in appearance as compared to the prior study .
    OUTPUT:
    
Bilateral pleural effusions with overlying atelectasis . Additional basilar consolidations could be due to infection and / or aspiration .