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目的讨论陈旧性重型肾损伤的诊断和治疗。方法报告２例典型陈旧性重型肾损伤病例，占重型肾损伤１％左右，讨论其诊断标准及手术适应症。结果诊断依据，必须是伤后３个月，同时有其中四大典型并发症之一，很少并有血尿、脓肾或肾周脓肿；有五种情况之一者必须手术治疗。结论陈旧性重型肾损伤属少见病，重型肾损伤短期内多由于严重并发症死亡，或已急诊手术治疗；严格把握手术适应症，原则上诊断确立后应该及时手术治疗，预后好，治愈率高，但应该行鉴别诊断，避免不必要的手术；陈旧性重型肾损伤，手术难度大，尤其右侧，注意伤及下腔静脉。
Objective To discuss the diagnosis and treatment of old severe kidney injury. Methods Two cases of typical old heavy kidney injury were reported, accounting for about 1% of severe kidney injury. The diagnostic criteria and surgical indications were discussed. Results The diagnosis should be based on 3 months after injury and one of the four typical complications. Few and hematuria, pus or perirenal abscesses were found; one of five conditions required surgical treatment. Conclusions Old heavy kidney injury is a rare disease. Severe renal injury is mostly due to serious complications in the short term or has been treated by emergency surgery. Strict indications of surgical indications should be timely surgical treatment after diagnosis is established. The prognosis is good and the cure rate is high , But should be differential diagnosis, to avoid unnecessary surgery; old heavy kidney injury, surgery difficult, especially the right, pay attention to injury and inferior vena cava.