Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Heterogeneous areas of airspace opacification at both bases likely relate to atelecatasis and moderate bilateral effusions ; however underlying consolidation is not excluded . The cardiac silhouette is partially obscured . Mediastinal contours are otherwise unremarkable .
    OUTPUT:
    
Moderate bilateral pleural effusions and heterogeneous bibasilar opacification , atelectasis or pneumonia .