胃硬化型癌的外科治疗

Surgical treatment of scirrhous gastric carcinoma

  • 摘要: 胃硬化型癌是伴随间质高度纤维化和癌细胞广泛浸润特殊类型的胃癌。胃硬化型癌以组织学低分化腺癌、印戒细胞癌为主,临床上呈现Borrmann 4型癌,胃壁肥厚、狭窄。胃硬化型癌腹膜转移和淋巴结转移率高,患者预后不佳。可治愈性切除的患者,积极的R0切除和S-1为主体的术后化疗是必要的。手术治疗胃硬化型癌效果有限,腹膜转移所致的肠梗阻、尿路梗阻需行姑息性手术。化疗是非治愈性切除患者的第一选择,转化治疗可改善患者预后。 S-1/CDDP术前化疗将是可期待的方法。此外,腹膜转移的控制,腹腔内化疗的有用性,bevacizumab分子靶向治疗, adenovirus的基因治疗等研究性结果倍受期待。

     

    Abstract: Scirrhous gastric carcinoma is a special type of gastric carcinomas and accompanied with highly interstitial fibrosis and diffuse cellular infiltration. Scirrhous gastric carcinoma is mainly composed of poordifferentiated adenocarcinoma and signetring cell carcinoma, with the clinical features of Borramann 4, thickening and stenosis of stomach wall, high peritoneal and lymph node metastases rates and poor prognosis. R0 resection and postoperative chemotherapy with S-1 as a main way are necessary for the patients who are able to undergo curable resection. The palliative operation should be applied to patients with ileus and urinary obstructions caused by peritoneal metastasis because of limited effect of surgical treatment. Chemotherapy is the best choice for patients who are not able to undergo curable resection, conversional therapy can improve the prognosis of patients, and preoperative S-1/CDDP combination chemotherapy is an expectable therapy. Moreover, controlling peritoneal metastasis and effect of intraperitoneal chemotherapy are much anticipated. The efficiency of molecular targeted therapy by bevacizumab and gene therapy by adenovirus remain further study.

     

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