Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bibasilar atelectatic changes , greater on the right than the left . Otherwise , the lungs are without focal consolidation , effusion , or pneumothorax . Cardiomediastinal silhouette is normal . The aorta appears tortuous but stable in comparison to prior study from ___ . No acute fractures are identified .
    OUTPUT:
    
Bibasilar atelectasis , greater on the right than the left . Pneumonia must be excluded in the proper clinical setting .