Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size remains mildly enlarged . A large hiatal hernia is demonstrated , as seen previously . Hilar contours are normal . Pulmonary vasculature is unremarkable . Streaky atelectasis is seen in the lung bases associated with the hiatal hernia , but there is no focal consolidation , pleural effusion or pneumothorax . The osseous structures are diffusely demineralized . No acute osseous abnormality is detected .
    OUTPUT:
    
Large hiatal hernia with associated basilar atelectasis . Otherwise , no acute cardiopulmonary abnormality .