老年尖锐食管异物42例临床分析
SHANXI MEDICAL JOURNAL（2009）
Abstract
老年人食管异物发病率较高,异物种类以尖锐异物多见,由于该类异物嵌顿,在取出过程中常造成组织损伤,加上老年人自身生理特点,处理不当易引起严重并发症.
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