multi-center prospective study for cancer-bearing rate of gastric low-grade intraepithelial neoplasia
Not Applicable
- Conditions
- gastric low-grade intraepithelial neoplasia
- Registration Number
- JPRN-UMIN000007476
- Lead Sponsor
- Osaka University ESD Study Group
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 100
Inclusion Criteria
Not provided
Exclusion Criteria
1) To have bleeding tendency. 2) Unable to interrupt anticoaglant for ER. 3) To be judged inapropriate to participate this trial by contact person.
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The proportion of patients diagnosed as cancer after ER by central review among patients with category 3 of Vienna classification diagnosed by endoscopic forceps biopsy specimen by central review.
- Secondary Outcome Measures
Name Time Method 1) The proportion of patients diagnosed as cancer after ER by central review of histology among all included patients. 2) The short-term outcomes of ER. Rate of adverse event (based on NCI-CTCAE ver. 4.0) En bloc margin negative rate of ESD Procedure duration 3) Histological findings of resected specimen. histological type presence or absence of vessels involvement horizontal and vertical margin 4) Endoscopic findings. macroscopic type (based on Paris classification) the size of lesion color surface pattern the findings of NBI Magnified Endoscopy