… metallic stent (SEMS) has a longer patency than plastic stent (PS) for malignant biliary
obstruction, stent occlusion … outcome of PS, SEMS, and PTBD for patients with occluded SEMS. …

… stent (PS) inside the EMS, little information is known about the management of occluded
EMSs… We expect a better outcome when covered EMSs are used in cases with stent occlusion …

… The placement of additional biliary stents using the “stent-in-stent” method is an effective
treatment for an occluded metallic primary stent. In addition, double biliary SEMS placement …

… Initial endoscopic placement of a self-expandable metallic stent (SEMS) is associated
with longer patency and lower risk of cholangitis compared to conventional polyethylene …

… biliary drainage, a self-expandable metallic stent (SEMS) provides longer patency duration
than a plastic stent (PS). Nevertheless, a stent occlusion by tumor ingrowth, tumor overgrowth …

… with occlusion of the parent vessel. The purpose of our study was to assess the effectiveness
of self-expanding, cobalt-alloy stents in the … METHODS: Porous metallic stents were placed …

… Furthermore, metallic stents occlude after a period of time, which can be due to tumor
ingrowth and/or overgrowth, mucosal hyperplasia induced by a chronic inflammatory reaction to …

… occluded multiple metallic stent (MS) deployed in malignant hilar biliary strictures (HBS). The
purpose of this study was to evaluate the endoscopic management of occluded … occlusion. …

… or occlusion of the iliac artery were treated with Gianturco expandable metallic stents…
In the five cases of stenosis, only balloon dilation was performed prior to placement of stents…

… malignant biliary obstructions, covered metallic stents (CMSs) showed longer patency and
lower incidence of stent occlusion than uncovered metallic stents (UMCs). However, there are …