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目的 提高背部锐器伤的诊断和治疗水平。方法 回顾性分析1991年1月至2000年5月收治的47例背部锐器伤病人。结果 行探查手术37例，死亡5例，行保守治疗10例，死亡2例。结论 背部锐器伤伤情复杂，易漏诊、误诊、病死率高，应遵循抢救、诊断、治疗并重的原则，伤口探查、腹腔穿刺、超声检查、X线平片对诊断有重要价值。有手术指征病人庆立即急诊手术，暂时无手术指征病人应留诊观察。以防有迟发临床表现。

The diagnosis and treatment of the sharp injury in the back.

Objective\ To improve the level of diagnosis and treatment of the sharp injury in the back.Methods\ 47 cases which were treated from Jan 1991 to May 2000 were reviewed.Results\ Among 37 cases who underwent the exploration,5 cases died.Among 10 cases who underwent conservative treatment,2 cases died.Conclusion\ The condition of sharp injury in the back is very complicated,it is easy to be misdiagnosed,the mortality is high.Saving should be equalled with the diagnosis and treatment.The application of wound exploration,abdominal puncture,ultrasound examination and X-ray checking is valuable to the diagnosis.The patients with operation indications should be operated at once,while the others should be observed for some time to prevent the delayed clinical manifestation.