\n\n
根治性手术要求完整切除原发病灶,彻底清扫区域淋巴结。对局限性生长的胃癌,切缘距离病灶应至少为 3 厘米;对呈浸润性生长的胃癌,切缘距离病灶应超过 5 厘米[1]。
\n\n上述所提到的 D 代表淋巴结清扫范围,D1 手术指清扫淋巴结至第 1 站,D2 手术指清扫淋巴结至第 2 站。
\n\n不同部位胃癌 D1 及 D2切除术的淋巴结清扫范围 | \n\t\t|||
---|---|---|---|
\n\t\t\t | 远端胃切除 | \n\t\t\t近端胃切除 | \n\t\t\t全胃切除 | \n\t\t
D1 | \n\t\t\t1、3、4sb、4d、5、6、7 | \n\t\t\t1、2、3、4sa、4sb、7 | \n\t\t\t1--7 | \n\t\t
D2 | \n\t\t\tD1+8a、9、11p、12a | \n\t\t\tD1+8a、9、10、11 | \n\t\t\tD1+8a、9、10、11、12a | \n\t\t
有些胃癌患者是无法施行根治性手术的,主要包括以下情况[1]:
\n\n对于肿瘤范围较广、已有转移而不能行根治性手术的晚期患者,为减轻痛苦、维持营养和延长生命,医生会考虑仅切除部分肿瘤或施行减轻症状的姑息性手术。
\n\n \n\n需要提醒的是,即使是根治性手术也并非治疗的全部,手术后患者依然要遵循医嘱治疗。根据病情,通常需接受放化疗以及一些支持治疗,并应定期随访、复查,以监测疾病是否复发以及治疗的效果。
\n\n术后随访通常包括血液、影像学、内镜等检查项目,随访频率通常为治疗后 3 年内每 3~6 个月 1 次,治疗后 3~5 年时每 6 个月 1 次,治疗 5 年后每年 1 次,内镜检查建议每年 1 次。
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