目的:评价金属内支架治疗食管及贲门部恶性狭窄的效果。材料和方法:14例食管,贲门部恶性狭窄患者,1例合并有食管气管瘘。经口操作,先行球囊导管对狭窄段进行扩张,后置入金属内支架(stent),其中13例置入国产被覆涤纶膜 Z 型内支架(共15枚...目的:评价金属内支架治疗食管及贲门部恶性狭窄的效果。材料和方法:14例食管,贲门部恶性狭窄患者,1例合并有食管气管瘘。经口操作,先行球囊导管对狭窄段进行扩张,后置入金属内支架(stent),其中13例置入国产被覆涤纶膜 Z 型内支架(共15枚)。另1例应用 Strecker stent。结果:内支架置入全部成功,术后患者狭窄得到改善,食管气管瘘孔安全封闭。术后患者平均生存时问为5.5个月。结论:金属内支架是治疗食管及贲门部恶性狭窄的有效的非手术方法,可明显改善患者的生存质量。展开更多
Esophageal cancer(EC)generally consists of squamous cell carcinoma(which arise from squamous epithelium)and adenocarcinoma(which arise from columnar epithelium).Due to the increased recognition of risk factors associa...Esophageal cancer(EC)generally consists of squamous cell carcinoma(which arise from squamous epithelium)and adenocarcinoma(which arise from columnar epithelium).Due to the increased recognition of risk factors associated with EC and the development of screening programs,there has been an increase in the diagnosis of early EC.Early EC is amenable to curative therapy by endoscopy,which can be performed by either endoscopic resection or endoscopic ablation.Endoscopic resection consists of either endoscopic mucosal resection(preferred in cases of adenocarcinoma)or endoscopic submucosal dissection(preferred in cases of squamous cell carcinoma).Endoscopic ablation can be performed by either radiofrequency ablation,cryotherapy,argon plasma coagulation or photodynamic therapy,amongst others.Endoscopy can also assist in the management of complications post-esophageal surgery,such as anastomotic leaks and perforations.Finally,there is a growing role for endoscopy to manage end-of-life palliative symptoms,especially dysphagia.The growing use of esophageal stents,debulking therapy and dilation can assist in improving a patient’s quality of life.In this review,we examine the multiple roles of endoscopy in the management of patients with EC.展开更多
Endoscopic esophageal stent placement is widely used in the treatment of a variety of benign and malignant esophageal conditions.Self expanding metal stents(SEMS)are associated with significantly reduced stent related...Endoscopic esophageal stent placement is widely used in the treatment of a variety of benign and malignant esophageal conditions.Self expanding metal stents(SEMS)are associated with significantly reduced stent related mortality and morbidity compared to plastic stents for treatment of esophageal conditions;however they have known complications of stent migration,stent occlusion,tumor ingrowth,stricture formation,reflux,bleeding and perforation amongst others.A rare and infrequently reported complication of SEMS is stent fracture and subsequent migration of the broken pieces.There have only been a handful of published case reports describing this problem.In this report we describe a case of a spontaneously fractured nitinol esophageal SEMS,and review the available literature on the unusual occurrence of SEMS fracture placed for benign or malignant obstruction in the esophagus.SEMS fracture could be a potentially dangerous event and should be considered in a patient having recurrent dysphagia despite successful placement of an esopha-geal SEMS.It usually requires endoscopic therapy and may unfortunately require surgery for retrieval of a distally migrated fragment.Early recognition and prompt management may be able to prevent further problems.展开更多
文摘目的:评价金属内支架治疗食管及贲门部恶性狭窄的效果。材料和方法:14例食管,贲门部恶性狭窄患者,1例合并有食管气管瘘。经口操作,先行球囊导管对狭窄段进行扩张,后置入金属内支架(stent),其中13例置入国产被覆涤纶膜 Z 型内支架(共15枚)。另1例应用 Strecker stent。结果:内支架置入全部成功,术后患者狭窄得到改善,食管气管瘘孔安全封闭。术后患者平均生存时问为5.5个月。结论:金属内支架是治疗食管及贲门部恶性狭窄的有效的非手术方法,可明显改善患者的生存质量。
文摘Esophageal cancer(EC)generally consists of squamous cell carcinoma(which arise from squamous epithelium)and adenocarcinoma(which arise from columnar epithelium).Due to the increased recognition of risk factors associated with EC and the development of screening programs,there has been an increase in the diagnosis of early EC.Early EC is amenable to curative therapy by endoscopy,which can be performed by either endoscopic resection or endoscopic ablation.Endoscopic resection consists of either endoscopic mucosal resection(preferred in cases of adenocarcinoma)or endoscopic submucosal dissection(preferred in cases of squamous cell carcinoma).Endoscopic ablation can be performed by either radiofrequency ablation,cryotherapy,argon plasma coagulation or photodynamic therapy,amongst others.Endoscopy can also assist in the management of complications post-esophageal surgery,such as anastomotic leaks and perforations.Finally,there is a growing role for endoscopy to manage end-of-life palliative symptoms,especially dysphagia.The growing use of esophageal stents,debulking therapy and dilation can assist in improving a patient’s quality of life.In this review,we examine the multiple roles of endoscopy in the management of patients with EC.
文摘Endoscopic esophageal stent placement is widely used in the treatment of a variety of benign and malignant esophageal conditions.Self expanding metal stents(SEMS)are associated with significantly reduced stent related mortality and morbidity compared to plastic stents for treatment of esophageal conditions;however they have known complications of stent migration,stent occlusion,tumor ingrowth,stricture formation,reflux,bleeding and perforation amongst others.A rare and infrequently reported complication of SEMS is stent fracture and subsequent migration of the broken pieces.There have only been a handful of published case reports describing this problem.In this report we describe a case of a spontaneously fractured nitinol esophageal SEMS,and review the available literature on the unusual occurrence of SEMS fracture placed for benign or malignant obstruction in the esophagus.SEMS fracture could be a potentially dangerous event and should be considered in a patient having recurrent dysphagia despite successful placement of an esopha-geal SEMS.It usually requires endoscopic therapy and may unfortunately require surgery for retrieval of a distally migrated fragment.Early recognition and prompt management may be able to prevent further problems.
