Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung parenchyma is unchanged in appearance . The pulmonary vasculature is normal . There is stable enlargement of the cardiomediastinal silhouette . There are no large pleural effusions . There is no pneumothorax . There is stable levoconvex scoliosis of the thoracic spine . A moderate - sized hiatal hernia is re - demonstrated .
    OUTPUT:
    
1 . No pulmonary edema or focal consolidations to suggest pneumonia . 2 . Moderate - sized hiatal hernia .