Acute distention of stomach的用法和样例：
- Duct ectasia is characterized by distention of subareolar ducts.
- An abnormal distention of body tissues caused by retention of air.
- NSAIDs carry risks of stomach pain, bleeding and uclers.
- Methods:Onset preoperative diagnosis and surgical treatment of 57 elderly patients with acute perforation of stomach and duodenum were retrospectively analyzed.