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Table 1 Case series with uncovered SEMS (uSEMS) for benign biliary strictures

From: Plastic or metal stents for benign extrahepatic biliary strictures: a systematic review

Author Year N Age (years (range)) Women Intervention Route Etiology stricture Location obstruction
Prospective studies         
Yamaguchi et al [63] 2006 8 median 65,7 (42-78) 0 Streckerstent (2) ERCP chronic pancreatitis CBD
O Brien et al [58] 1998 8 median 59 (26-88) unknown Wallstent ERCP postoperative/endoscopic (5) hilair (3)
        chronic pancreatitis (2) proximal (5)
        idiopathic (1)  
Deviere et al [15] 1994 20 mean 45 (27-61) 4 Wallstent ERCP chronic pancreatitis CBD
Mygind et al (75) 1993 2 unknown 2 Z stent PTC post operative CBD (1)
         CBD and anastomosis (1)
Maccioni et al [56] 1992 18 mean 60 (22-76) 8 Z stent (17) PTC post operative anastomosis (13)
      Wallstent (1)    CBD (5)
Foerster et al [52] 1991 7 median 60 (49-80) 5 Wallstent ERCP (6) postoperative anastomosis (2)
       PTC (1)   CBD (5)
         hepatoduodenal fistel (1)
Retrospective studies         
van Berkel et al [62] 2004 13 mean 56 (40-79) 4 Wallstent ERCP chronic pancreatitis CBD
Roumilhac et al [60] 2003 12 unknown unknown Metal stent (12) ERCP post OLT anastomosis (11)
Eickhoff et al [51] 2003 6 median 38 (29-60) 1 Wallstent ERCP chronic pancreatitis CBD
Kahl et al [55] 2002 3 mean 48 (21-81) 1 Wallstent (3) ERCP chronic pancreatitis CBD
Bonnel et al [49] 1997 25 mean 64 (35-86) 13 Z stent PTC postoperative CBD (8)
         anastomosis (17)
Rieber et al [59] 1996 8 mean 42 (17-66) 3 Palmaz stent PTC post OLT anastomosis (5)
         nonanastomotis (3)
Hausegger et al [53] 1996 20 mean 62 (36-83) 7 Wallstent PTC chronic pancreatitis (7) anastomosis (4)
        fibrous papillary stenosis (2) CBD (16)
        psc (1)  
        post operative (10)  
Chu et al [50] 1994 2 unknown unknown Z stent PTC post operative hilair (1)
         CBD (1)
Ivancev et al [54] 1992 2 66 and 41 2 Z stent PTC post operative anastomosis (1)
         CBD (1)
Rossi et al [16] 1990 17 mean 60 (22-76) 7 Z stent PTC postoperative anastomosis (13)
         CBD (4)