Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest and four views of the left ribs . The lungs are clear . There is no pneumothorax or pleural effusion . The cardiac , mediastinal , hilar contours are normal . There are no rib fractures or rib lesions identified . There is evidence of prior kyphoplasty of a lower thoracic vertebrae . The visualized bowel gas pattern is nonspecific . There is no free air .
    OUTPUT:
    
No acute cardiopulmonary process . No rib fractures or rib lesions identified .