Intraoperative Diagnosis Using Sentinel Node Biopsy with Indocyanine Green Dye in Gastric Cancer Surgery: An Institutional Trial by Experienced Surgeons

Background Reliable indicators that can intraoperatively determine the absence of nodal metastasis are in great demand to avoid unnecessary lymphadenectomy. However, little has been reported about the intraoperative diagnostic performance of sentinel node (SN) biopsy.