Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate well expanded lungs . A streaky opacity on the lateral view is not definitely seen on the frontal view , and likely represents atelectasis . The cardiomediastinal and hilar contours are unremarkable . There is no pneumothorax , pleural effusion , or consolidation .
    OUTPUT:
    
No acute cardiopulmonary process .