The Clinical Significance of Examining Metastatic Lymph Nodes in Respective Gastric Mesenteries in the Gastric Cancer Patients Who Received D2 Lymphadenectomy Plus Complete Mesogastric Excision
This study aims to examine the predictive value of metastatic gastric mesenteries, which contains metastatic lymph node, in 6 gastric mesenteries; and importantly, to further evaluate the relationship between the number of metastatic gastric mesenteries and prognosis in the gastric cancer patients who received D2+complete mesogastric excision (CME).
• Aged older than 18 years and younger than 85 years
• Primary gastric adenocarcinoma confirmed by preoperative pathology result
• cT2-4aN0-3M0 at preoperative evaluation according to the American Joint 8 Committee on Cancer (AJCC) Cancer Staging Manual 8th Edition
• Patients who received gastrectomy with D2 lymphadenectomy plus complete mesogastric excision
• American Society of Anesthesiologists (ASA) class I, II, or III
• Written informed consent