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Gastric antral vascular ectasia in cirrhotic patients: absence ofrelation with portal hypertension

机译:肝硬化患者胃窦血管血管扩张:缺乏与门脉高压的关系

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摘要

BACKGROUND—Portal hypertensive gastropathy and gastric antral vascular ectasia (GAVE) are increasingly recognised as separate entities. The pathogenic role of portal hypertension for the development of GAVE is still controversial.
AIMS—To evaluate the effects of portal decompression on chronic bleeding related to GAVE in cirrhotic patients.
METHODS—Eight patients with cirrhosis and chronic blood loss related to GAVE were included. GAVE was defined endoscopically and histologically.
RESULTS—All patients had severe portal hypertension (mean portocaval gradient (PCG) 26 mm Hg) and chronic low grade bleeding. Seven patients underwent transjugular intrahepatic portosystemic shunt (TIPS) and one had an end to side portacaval shunt. Rebleeding occurred in seven patients. In these, TIPS was found to be occluded after 15 days in one patient; in the other six, the shunt was patent and the PCG was below 12 mm Hg in five. In the responder, PCG was 16 mm Hg. Antrectomy was performed in fournon-responders; surgery was uneventful, and they did not rebleed aftersurgery, but two died 11 and 30 days postoperatively from multiorganfailure. In one patient, TIPS did not control GAVE related bleedingdespite a notable decrease in PCG. This patient underwent livertransplantation 14 months after TIPS; two months after transplantation,bleeding had stopped and the endoscopic appearance of the antrum had normalised.
CONCLUSIONS—Results suggest thatGAVE is not directly related to portal hypertension, but is influencedby the presence of liver dysfunction. Antrectomy is a therapeuticoption when chronic bleeding becomes a significant problem but carriesa risk of postoperative mortality.

Keywords:gastric antral vascular ectasia; portosystemicshunt; portal hypertension; cirrhosis; portacaval shunt
机译:背景技术门脉高压性胃病和胃窦血管扩张(GAVE)被越来越多地视为独立的实体。门静脉高压症对GAVE发生的致病作用仍存在争议。
AIMS-评估肝硬化患者门脉减压对与GAVE相关的慢性出血的影响。
方法-包括8例与GAVE相关的肝硬化和慢性失血患者。内镜和组织学定义了GAVE。
结果-所有患者均患有严重的门静脉高压症(平均门静脉梯度(PCG)26 mm Hg)和慢性低度出血。 7例患者接受了经颈静脉肝内门体分流术(TIPS),其中1例端到侧门腔分流术。 7名患者发生再出血。在这些患者中,一名患者15天后发现TIPS闭塞。在其他六种中,该分流器已获专利,五种中的PCG低于12 mm Hg。在响应者中,PCG为16毫米汞柱。四个部位进行了肛门切除术无反应者;手术顺利进行,术后没有再出血手术,但有两名在术后11天和30天因多器官死亡失败。在一名患者中,TIPS无法控制GAVE相关的出血尽管PCG明显下降。该患者接受了肝脏治疗TIPS后14个月的移植;移植两个月后止血已停止,胃镜的内窥镜外观已恢复正常。
结论-结果表明GAVE与门脉高压并不直接相关,但会受到影响通过肝功能不全的存在。肛门切除术是一种治疗方法当慢性出血成为一个重大问题,但带有有术后死亡的风险。

关键字:胃窦血管扩张;门系统的分流器门脉高压;肝硬化门腔分流

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