Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal lateral views of the chest . The cardiomediastinal silhouette is within normal limits for age . Streaky bibasilar opacities likely represent atelectasis . No focal consolidation is identified . There is no pneumothorax or pleural effusion . Again seen is a rounded opacity overlying the left eighth rib , unchanged from prior radiograph and likely representing a calcified granuloma .
    OUTPUT:
    
Basilar atelectasis . No focal consolidation to confirm the presence of a pneumonic infiltrate .