Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Low lung volumes limits evaluation . There is left lower lobe consolidation with associated volume loss , likely atelectasis though difficult to exclude a superimposed pneumonia . There is a small left pleural effusion . There is mild right basal atelectasis . Heart size is difficult to assess . Mediastinal contour appears normal . No pneumothorax . No signs of edema . Bony structures are intact .
    OUTPUT:
    
Bibasilar atelectasis , difficult to exclude a superimposed left lower lobe pneumonia . Small left pleural effusion .