Table 5.

Details of stent obstruction and endoscopic deobstruction procedures

Etiology of biliary obstruction	Bile duct diameter	Presence of duodenal stenosis	Cause of LAMS obstruction	Delay of obstruction	Treatment for deobstruction	Success of deobstruction
Pancreatic adenocarcinoma	9	Yes	Food impaction	247	SEMS	Yes
Duodenal adenocarcinoma	22	Yes	Food impaction	370	Endoscopic deobstruction	Yes
Pancreatic adenocarcinoma	14	Yes	Food impaction	44	Endoscopic deobstruction+double pigtail stent	Yes
Cholangiocarcinoma	13	Yes	Food impaction	39	Endoscopic deobstruction	Yes
Pancreatic adenocarcinoma	16	No	Food impaction	16	Endoscopic deobstruction + double pigtail stent	Yes
Cholangiocarcinoma	23	No	LAMS migration	486	SEMS	Yes
Vater adenocarcinoma	14	Yes	Tumoral invasion	37	Double pigtail stent	Yes
Pancreatic adenocarcinoma	16	No	Sump syndrome	66	Double pigtail stent	Yes
Pancreatic adenocarcinoma	18	Yes	Food impaction	6	Endoscopic deobstruction + double pigtail stent	Yes
Pancreatic adenocarcinoma	19	Yes	Tumoral invasion	231	ERCP	No
Lymph node compression	16	No	Reflux cholangitis	205	Antibiotics	Yes
Pancreatic adenocarcinoma	16	No	Sump syndrome	9	Double pigtail stent	Yes
Vater adenocarcinoma	17	No	Food impaction	155	Endoscopic deobstruction + double pigtail stent	Yes
Lymph node compression	19	No	Sump syndrome	378	Double pigtail stent	Yes
Pancreatic adenocarcinoma	14	No	Sump syndrome	9	Double pigtail stent	Yes
Pancreatic adenocarcinoma	12	No	Sump syndrome	7	Double pigtail stent	Yes
Pancreatic adenocarcinoma	25	Yes	Sump syndrome	23	SEMS+duodenal stent	Yes
Cholangiocarcinoma	13	No	Liver tumoral involvement	6	Double pig tail stent	No
Pancreatic adenocarcinoma	14	No	Sump syndrome	12	Double pig tail stent	Yes
Pancreatic adenocarcinoma	20	Yes	Food impaction	37	Double pig tail stent+duodenal stent	Yes

LAMS: Lumen-apposing metal stents; SEMS: Self-expanding metal stents