Application of Indocyanine Green Tracer in D2 Lymphadenectomy of Locally Advanced Gastric Cancer

"For the administration of ICG, it is necessary to perform a gastroscopy by the Digestive Service of each center, with sedation 24 h before surgery. For this, the lesion is located by gastroscopy, after which it is injected in 4 quadrants in the submucosa, with a total volume of 2 ml.~To prepare the ICG, 0.5 ml (containing 0.625 mg of ICG) is dissolved in 1.25 mg/dl of sterile water"