Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are within normal limits . The lungs are clear without focal consolidation , pleural effusion or pneumothorax . As before , the lungs are hyperinflated compatible with emphysema . There is marked dextroscoliosis of the thoracic spine , unchanged from priors . A moderate - sized hiatal hernia is re - demonstrated .
    OUTPUT:
    
No acute intrathoracic process . Emphysema , dextroscoliosis and moderate hiatal hernia are stable from ___ .