Table 1.

Descriptive Summary of the Demographics, Etiology, Clinical Presentation, Interventions, and Outcomes for Each Case

Age	Gender	Etiology	Type of stent	Presentation	First attempt at stent removal	Outcome	Intervention	Second attempt at stent removal	Accessories	Outcome
82	F	Biliary obstruction-	UCMS	Cholangitis	Yes (outside hospital)	Failure	1. FCMS placed through pre-existing UCMS	Yes	1. Rat toothed forceps	Success (both stents removed)
		1. Ampullary adenocarcinoma					2. PTC drain placement		2. Alligator forceps
							3. Antibiotics
							4. Referral to tertiary center
95	F	Biliary obstruction-	PCMS	Cholangitis	Yes (outside hospital)	Failure	1. Antibiotics	Yes	1. Raptor grasper	Success
		1. Main duct IPMN					2. Referral to tertiary center		2. Rat toothed forceps
70	F	Biliary obstruction-	PCMS	Cholangitis	No	N/A	1. FCMS placed through pre-existing PCMS	Yes	1. Raptor grasper	Success (both stents removed)
		1. Anomalous pancreatico-biliary junction					2. Antibiotics		2. Rat toothed forceps
		2. Choledochocele					3. Schedule repeat ERCP in 6 wks
61	M	Biliary obstruction-	PCMS	Scheduled stent removal	Yes (outside hospital)	Failure	1. Referral to tertiary center	Yes	1. Balloon dilation (distal part of stent)	Success
		1. Choledocholithiasis							2. Rat toothed forceps
									3. Alligator forceps
69	F	Biliary obstruction-	UCMS	Scheduled stent removal	No	N/A	1. FCMS placed through pre-existing UCMS	Yes	1. Raptor grasper	Failure (only FCMS could be removed; referred for surgical intervention)
		1. Gallbladder cancer (post cholecystectomy, pathology negative for cancer)					2. Schedule repeat ERCP in 6 wks		2. Rat toothed forceps
									3. Alligator forceps
									4. Snare

ERCP, endoscopic retrograde cholangiopancreatography; FCMS, fully covered metal stent; IPMN, intraductal papillary mucinous neoplasm; N/A, not applicable; PCMS, partially covered metal stent; PTC, percutaneous transhepatic cholangiogram; UCMS, uncovered metal stent.