巨大肾积水12例治疗体会

【关键词】 肾积水;肾造瘘输尿管梗阻

[摘要] 目的 探讨重度肾积水时适宜的处理方法及估计患者肾功能的可靠指标,以求对重度肾积水的最合理治疗。 方法 总结分析12例重度肾积水患者治疗过程。紧急处理:均采取了经皮肾脏造瘘输尿管插管,尽快解除梗阻,有效减压引流。通过观察患肾引流尿量、尿比重及肾皮质厚度的变化粗略估计肾功能。后期病因治疗:对估计功能较好的肾脏,在解除病因的基础上实施了保留肾脏的手术治疗。 结果 经有效引流后,除2例分别因肾脏无保留价值和反复感染而切除,其余10例肾功能明显恢复并保留了肾脏。 结论 经皮肾造瘘,尽快有效引流减压是关键,不应单纯根据皮质厚度而轻易放弃治疗。 [关键词] 肾积水;肾造瘘输尿管梗阻

Treatment of giant hydronephrosis [Abstract] Objective To explore the suitable management for patients with giant hydronephrosis and the approach to evaluate the renal function of giant hydronephrotic kidney.Methods From 1996 to 2006,12 cases of giant hydronephrosis had admitted in our hospital.The diagnosis was defined with ultrasonography (US),intravenous urography (IVU),diuretic renography and lab examination.All patients were managed with nephrostomy or ureteral stenting as urgent treatment,aim to reduce stasis and improve drainage.Renal function was evaluated with quantity and quality of urine of diseased kidneys,pyeloplasty,renal plication and nephropexy were performed at the renal units with good function.Results 3~20 weeks after drainage 10 of all cases whose renal function recovered normally remained kidney,2 cases required nephrectomy respectively because of presenting poorly renal function and recurrently urological infection.ConclusionNephrostomy is first option to drain urine and reduce stasis quickly and effectively.It‘s not advisable to choose nephroctomy only according to thinskined kidney. [Key words] hydronephrosis;nephrostomy;ureteropelvic junction obstruction 巨大肾积水的原因多为慢性、不全或完全性上尿路梗阻,一般无明显症状,病程长,进展缓慢,很多患者就诊时已被诊断为无功能肾,失去保留肾脏治疗机会。目前对积水肾的功能估计虽然有些客观指标,但对是否切除肾脏尚难以绝对界定,在临床上对重度肾积水是否保留肾脏有许多不同的看法。而实际上有相当部分患者梗阻解除后肾功能可全部或部分恢复。 1 资料与方法 我院1996年1月~2006年10月共收治巨大肾积水患者12例,男5例,女7例。年龄15~69岁,平均45.68岁。其中输尿管结石7例,肾盂连接部狭窄5例。双侧输尿管结石、双侧肾积水肾功能不全1例;一侧肾积水并双侧多发性肾囊肿1例。8例有腰痛及腹部包块;4例有结石病史;1例有肾盂感染积脓,表现为腰痛、高热、寒战;1例有肾功能不全,表现为血尿素氮、肌酐升高及贫血;对所有的患者进行B超检查,均提示有巨大液性暗区,最大深度均>12 cm,肾皮质变薄,肾实质厚度2~11 mm,平均5.1 mm,其中7例发现结石;IVU检查8例单侧不显影,2例单侧显影延迟,1例双侧显影延迟,1例未做IVU检查;所有患者均先行输尿管插管逆行造影,成功7例,5例插管失败者均于肾脏穿刺造瘘后顺行造影,两种造影检查显示肾盂输尿管连接部狭窄5例。12例患者均进行了成功引流,其中留置双J管引流者3例,其余9例行肾脏穿刺造瘘引流时间为3~20周,引流积尿量(只肾脏穿刺造瘘者可计)800~2500 ml。

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