Difficult common bile duct stone (large in size and numbers) Difficult common bile duct stone Internal biliary stent
Conditions
Interventions
After difficult common bile duct stone detected,
a 7Fr,
double pigtailed,
7 cm plastic stent will be inserted,
cross the stone,
into proximal bile duct. ,After difficult common bile duct stone detected,
"two" 7Fr,
into proximal bile duct.
Active Comparator Procedure/Surgery,Experimental Procedure/Surgery
Single stent ,Double stent
Sponsors
None
Eligibility
Sex/Gender
All
Age
15 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. CBD stone: Size ≥ 13 - 15 mm and/ or Number ≥3 and the endoscopist decides that may increase risk to patients. 2. Cannot be removed by conventional endoscopic technique (balloon and/or basket extraction, mechanical lithotripsy, major EST and trans-papillary large balloon dilatation. 3. Choose to be treated by 2nd ERCP session (rather than surgery) or unfitted for surgery.
Exclusion criteria
Exclusion criteria: 1. Toxic cholangitis or Grade III (severe) acute cholangitis (Tokyo Guideline) 2. Has been treated with surgical and/or endoscopic treatment on biliary tract.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| CBD stone size 3 to 6 months after stent insertion Size = Measured diameter of the stone x (Actual diameter of the duodenoscope/ Mesured diameter),CBD stone numbers 3 to 6 months after stent insertion Count from cholangiography,Successful bile duct clearance with conventional endoscopic technique 3 to 6 months after stent insertion All stones area cleared | — |
Secondary
| Measure | Time frame |
|---|---|
| ERCP related complication 1 month after ERCP Post -procedural record ,2. Stent related complication: Migration, Occlusion within 3 to 6 month (interval between the first and second ERC) LFT and plain film | — |
Countries
Thailand
Contacts
Public ContactSuppadech Tunruttanakul
Unaffiliated
Outcome results
None listed