Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Rotated positioning . Allowing for this , the cardiomediastinal silhouette is probably unchanged compared with ___ , though the aorta could be somewhat more tortuous , even allowing for patient rotation . There is background hyperinflation , compatible with COPD . No CHF , focal infiltrate or effusion is identified . No pneumothorax is detected . A retrocardiac density is consistent with a moderate hiatal hernia , in keeping with findings on the ___ chest x-ray . There is moderate kyphosis of the thoracic spine with multilevel loss of vertebral body height . Incidental note made of probable healed left proximal humeral fracture .
    OUTPUT:
    
1 . No pneumothorax or pneumonia . 2 . Moderate hiatal hernia , also seen on CT ___ .