Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . No prior . The lungs are clear of large confluent consolidation . Bibasilar opacities may be due to atelectasis , which are seen only on the frontal and not on the lateral view . There is no pleural effusion . Cardiac silhouette is top normal . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
No definite acute cardiopulmonary process .