Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . The cardiomediastinal silhouette and hilar contours are normal . No pleural effusion or pneumothorax is present . There is moderate - to - severe dextroscoliosis of the mid thoracic spine . A moderate - sized hiatal hernia is noted .
    OUTPUT:
    
No acute intrathoracic process .