Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is elongation of the descending aorta . The heart size is stable . No pulmonary edema , pneumothorax , or pneumonia . Prominence of the right hilum is stable dating back to ___ , though can be further assessed by nonemergent CT . Unchanged appearance of the known left rib fracture and thoracic compression fractures .
    OUTPUT:
    
No acute cardiopulmonary process . Prominence of the right hilum is stable but can be further assessed by nonemergent chest CT .