Medial Border of Laparoscopic D3 Lymphadenectomy for Right Colon Cancer

Shanghai Minimally Invasive Surgery Center

Status: Withdrawn

Conditions: Colon Cancer

Treatments: Procedure: medial border along the left side of SMV; Procedure: medial border along the left side of SMA

Study type: Observational

Funder types: Other

Identifiers

NCT04518449

MISC- Medial border of D3

Details and patient eligibility

About

This study investigats the gastrointestinal functional outcomes of laparoscopic D3 lymphadenectomy for right colon cancer with the medial border along the left side of superior mesenteric artery (SMA) versus the left side of superior mesenteric vein (SMV). This is a single center, prospective cohort study with a sample size of 264 patients. The primary endpoint is the incidence of diarrhea (evaluated using the Diarrhea Assessment Scale) one month after surgery.

Sex: All

Ages: 18 to 75 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Age between 18 and 75 years
• American Society of Anesthesiologists (ASA) score I to III
• A biopsy proven histological diagnosis of colorectal carcinoma
• tumor located at right half of colon
• Undergoing laparoscopic right hemi-colectomy
• preoperative staging cT2-4aN0M0 or cTanyN+M0
• willing to participate and informed consent signed

Exclusion criteria

• Pregnant or lactating women
• Synchronous colorectal carcinoma
• History of colorectal cancer or other malignant tumors
• Clinical evidence of metastasis
• Preoperative staging cT1N0 or cT4bNany
• Emergency procedure

Trial design

0 participants in 2 patient groups

SMA group

Description:

the medial border along the left side of superior mesenteric artery (SMA)

Treatment:

Procedure: medial border along the left side of SMA

SMV group

Description:

the medial border along the left side of superior mesenteric vein (SMV)

Treatment:

Procedure: medial border along the left side of SMV