This study aims to evaluate lymph node metastasis and tumor deposit in the posterior gastric mesentery following distal gastrectomy with D2 lymphadenectomy plus complete mesogastric excision (CME) in gastric cancer.
Aged older than 18 years and younger than 85 years
Primary gastric adenocarcinoma confirmed by preoperative pathology result
cT2-4N0-3M0 at preoperative evaluation according to the American Joint 8 Committee on Cancer (AJCC) Cancer Staging Manual 7th Edition
Patients who received distal gastrectomy with D2 lymphadenectomy plus complete mesogastric excision
Negative preoperative biopsy
Too late tumour stage or metastasis (cT4b/M1)
BMI>30 kg/m2
Total gastrectomy or proximal gastrectomy
Jichao Qin
Lead sponsor
First Affiliated Hospital of Zhejiang University
Sponsor institution