Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest compared to previous exam from ___ and CT torso from ___ . Again seen is a large complex hiatal hernia containing loops of bowel with what is thought to be prominent air - filled loops of colon , similar to previous exam . The lungs are grossly clear . Cardiac silhouette is within normal limits . Accentuated kyphosis is identified with some anterior vertebral body height loss in the lower thoracic spine , similar to recent CT scan . Old healed right lateral rib fractures are again seen .
    OUTPUT:
    
No definite acute cardiopulmonary process . Large complex hiatal hernia again seen .