Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Likely reflects atelectasis , though an early consolidation can not be excluded . No pleural effusion or pneumothorax is seen . The cardiac silhouette is normal in size . The mediastinal contours are normal .
    OUTPUT:
    
Right basilar opacification likely reflects atelectasis , though an early consolidation can not be excluded .