Early biliary tract tumor
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. The patient participated voluntarily and signed the informed consent; 2. Imaging diagnosis of bile duct stones; 3 Age 40-80 years old 4 Common bile duct diameter =9mm; 5 At least two of the following risk factors are met: (1) recurrent choledocholithiasis; (2) Sclerosing cholangitis; (3) Inflammatory bowel disease; (4) cholecystectomy History; (5) gallstones; (6) Liver cirrhosis; (7) Viral hepatitis (b Liver, hepatitis C); (8) Family history of biliary tract tumors; (9) Smoking and drinking history; (10) History of type 2 diabetes mellitus; (11) History of hypertension; (12) BMI > 25; (13) Patients with positive willingness to undergo choledochoscopy screening; 6.The patient himself or his family can read, understand and sign the informed consent.
Exclusion criteria
Exclusion criteria: 1. Unstable vital signs and poor cardiopulmonary function can not tolerate endoscopy This; 2 Pregnant or lactating women; 3 Less than 3 months after participating in or completing other clinical studies; 4 Other researchers did not consider it suitable for admission.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| To determine the detection rate of neoplastic bile duct lesions in patients with choledocholithiasis by transoral choledochoscopy;To determine the detection rate of ERCP in choledocholithiasis;Accuracy ;Sensitivity ;Specificity ; | — |
Secondary
| Measure | Time frame |
|---|---|
| Positive predicative value;Negative predictive value; | — |
Countries
China
Contacts
Department of Gastroenterology, Union Hospital Affiliated to Tongji Medical College, Huazhong University of Science and Technology