Recruitment

Recruitment Status
Completed
Estimated Enrollment
58

Inclusion Criteria

Failed conventional ERCP and inaccessible papilla because of accompanying duodenal obstruction, periampullary tumor infiltration, ampulla stenosis, or surgically altered anatomy (Billroth II operation, Roux-an-Y operation.)
Provided informed consent.
Histologic or cytologic diagnosis of malignancy, d) A Karnofsky index of ≧30%, e) No serious or uncontrolled medical illness
...
Failed conventional ERCP and inaccessible papilla because of accompanying duodenal obstruction, periampullary tumor infiltration, ampulla stenosis, or surgically altered anatomy (Billroth II operation, Roux-an-Y operation.)
Provided informed consent.
Histologic or cytologic diagnosis of malignancy, d) A Karnofsky index of ≧30%, e) No serious or uncontrolled medical illness
Presence of unresectable malignant distal biliary obstruction (greater 2cm than distal to hilum, i.e., pancreatic cancer, common bile duct cancer, ampulla of Vater cancer, gallbladder cancer, duodenal cancer, and metastatic biliary obstruction)

Exclusion Criteria

history of allergy to radiocontrast agents
refusal to participate in this study.
uncorrectable coagulopathy
...
history of allergy to radiocontrast agents
refusal to participate in this study.
uncorrectable coagulopathy
patient age of less than 18 years

Summary

Conditions
Cholestasis, Extrahepatic
Type
Interventional
Design
  • Allocation: Randomized
  • Intervention Model: Parallel Assignment
  • Masking: Single (Participant)
  • Primary Purpose: Treatment

Participation Requirements

Age
Between 18 years and 125 years
Gender
Both males and females

Inclusion Criteria

Failed conventional ERCP and inaccessible papilla because of accompanying duodenal obstruction, periampullary tumor infiltration, ampulla stenosis, or surgically altered anatomy (Billroth II operation, Roux-an-Y operation.)
Provided informed consent.
Histologic or cytologic diagnosis of malignancy, d) A Karnofsky index of ≧30%, e) No serious or uncontrolled medical illness
...
Failed conventional ERCP and inaccessible papilla because of accompanying duodenal obstruction, periampullary tumor infiltration, ampulla stenosis, or surgically altered anatomy (Billroth II operation, Roux-an-Y operation.)
Provided informed consent.
Histologic or cytologic diagnosis of malignancy, d) A Karnofsky index of ≧30%, e) No serious or uncontrolled medical illness
Presence of unresectable malignant distal biliary obstruction (greater 2cm than distal to hilum, i.e., pancreatic cancer, common bile duct cancer, ampulla of Vater cancer, gallbladder cancer, duodenal cancer, and metastatic biliary obstruction)

Exclusion Criteria

history of allergy to radiocontrast agents
refusal to participate in this study.
uncorrectable coagulopathy
...
history of allergy to radiocontrast agents
refusal to participate in this study.
uncorrectable coagulopathy
patient age of less than 18 years

Tracking Information

NCT #
NCT02103413
Collaborators
Not Provided
Investigators
  • Principal Investigator: Do Hyun Park, MD, PhD Asan Medical Center
  • Do Hyun Park, MD, PhD Asan Medical Center
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