Standardization of Laparoscopic Surgery for Right Hemi Colon Cancer (SLRC)

Standardization of Laparoscopic Surgery for Right Hemi Colon Cancer (SLRC)

To standardize the surgery for advanced right hemi colon cancer with laparoscopy and investigate whether extended lymphadenectomy (CME) could improve disease-free survival in patients with right colon cancer, compared with D3 radical operation in laparoscopic colectomy.

Inclusion Criteria:

1. Patients suitable for curative surgery 18-75years old
2. Qualitative diagnosis: a pathological diagnosis of adenocarcinoma;
3. Localization diagnosis: the tumor located between the cecum and the right 1/3 of transverse colon;
4. Enhanced CT scan of chest, abdominal and pelvic cavity: assessment of tumor stage is T stage 1-4 and N stage 0-2; there is no distant metastasis.
5. Informed consent

Exclusion Criteria:

1. Simultaneous or simultaneous multiple primary colorectal cancer;
2. Preoperative imaging examination results show: (1) Tumor involves the surrounding organs and combined organ resection need to be done; (2)distant metastasis; (3)unable to perform R0 resection;
3. History of any other malignant tumor in recent 5 years;
4. Patients need emergency operation;
5. Not suitable for laparoscopic surgery;
6. Women during Pregnancy or breast feeding period;
7. Informed consent refusal