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胃癌居我国恶性肿瘤发病率和病死率之首，多数病例在确诊时已属中、晚期，手术治疗的5年生存率为20％～30％[1]。其主要死亡原因是术后切除部位、腹膜、肝脏的复发和转移，如何预防和治疗这些部位的复发和转移提高胃癌患者远期生存率的关键问题之一。国内外学者对此进行了大量
Gastric cancer ranks the first in the incidence and mortality of malignant tumors in China. Most of the cases have been diagnosed at the middle or late stages. The 5-year survival rate for surgical treatment is 20% to 30%[1]. The main causes of death are postoperative resection, peritoneal, liver recurrence and metastasis. How to prevent and treat the recurrence and metastasis of these sites is one of the key issues in improving the long-term survival rate of gastric cancer patients. Domestic and foreign scholars have conducted a lot of this