Research of diagnostic significance of lymph nodes micrometastasis by OSNA for pStage II colorectal cancer.
- Conditions
- Colorectal Cancer
- Registration Number
- JPRN-UMIN000037532
- Lead Sponsor
- Osaka International Institute
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 3000
Not provided
<OSNA installed facility> Patients who lack the ability to agree Patients who receive neoadjuvant chemotherapy Active double cancer (synchronous double cancer/Multiple cancer and metachronous double cancer/multiple cancer with disease-free survival of 5 years or less, but excluding carcinoma in situ that is judged to be cured by local treatment Patients who died or relapsed within 60 days after the operation Patients who is judged to be ineligible to participate in the study by the research principal doctor or co-investigator <OSNA non-installed facility> Patients who lack the ability to agree Patients who receive neoadjuvant chemotherapy Active double cancer (synchronous double cancer/Multiple cancer and metachronous double cancer/multiple cancer with disease-free survival of 5 years or less, but excluding carcinoma in situ that is judged to be cured by local treatment Patients who died or relapsed within 60 days after the operation Patients who is judged to be ineligible to participate in the study by the research principal doctor or co-investigator
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method 3 year recurrence free survival rate
- Secondary Outcome Measures
Name Time Method 5 year recurrence free survival rate Association between clinicopathological factors and diagnosis of OSNA Association with postoperative adjuvant chemotherapy