D2 vs D3 Lymph Node Dissection for Left Colon Cancer
Trial Parameters
Brief Summary
The efficiency of the D3 lymph node dissection is still controversial for left colon cancer patients. This study will try find difference in 5-year overall survival between D2 and D3 lymph node dissection. Investigation of the functional and short-term outcomes will clarify safety of the D3 lymph node dissection.
Eligibility Criteria
Inclusion Criteria: 1. Agreement of the patient to participate in trial 2. Colon cancer (only adenocarcinoma ) 3. The tumor located between the splenic flexure and rectosigmoid junction 4. cT3-Т4а,b 5. cN0-2 6. cM0 7. Tolerance of chemotherapy 8. ASA 1-3 Exclusion Criteria: 1. сТis - Т2, сТ4b (tail of the pancreas, stomach, small bowel, ureter, urinary bladder) 2. Preoperative complications of the tumor (perforation and full bowel 3. obstruction) 3. Previous radiotherapy or chemotherapy 4. Synchronous or metachronous tumors 5. Women during Pregnancy or breast feeding period