Study on the No.253 Lymph Node Metastasis Patterns in Left-Sided Colon and Rectal Cancer
Recruiting
Observational Study
Colorectal Cancer
Lymph Node Metastasis
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
At a Glance
- Age
- 18 – 75
- Sex
- Any
- Study type
- Observational
- Participants needed
- 3,000 (estimated)
- Sponsor
- Cancer Institute and Hospital, Chinese Academy of Medical Sciences · Other
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About This Trial
The goal of this observational study is to learn about the the pattern of metastasis of the No.253 lymph node in colorectal cancer. The main questions it aims to answer are: 1. What are the risk factors for metastasis to the No.253 lymph node? 2.What is the prognosis for patients with metastasis to the No.253 lymph node? Patients with descending colon cancer, sigmoid colon cancer, and rectal cance…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
1. Age: 18-75 years;
2. Underwent laparoscopic left hemicolectomy, sigmoid colectomy, or rectal cancer radical surgery.
3. Postoperative pathology confirmed as adenocarcinoma.
4. No evidence of distant metastasis.
Exclusion Criteria:
1. Previous history of malignant colorectal…
Contacts