推荐回答(5个)
直肠癌复发约占结直肠癌的60%,根治术后5年生存率达50%~60%。治疗失败的主要原因是局部复发和远处转移。局部复发可能是在直肠癌手术后近期死亡的一个主要因素,约80%的患者死于局部复发而无远处转移。文献报道直肠癌局部复发率在12.7%~31%[1-2],可见预防直肠癌根治手术的局部复发,对提高直肠癌的生存率有重要的临床意义。
彻底根治性切除肿瘤及淋巴清扫是预防直肠癌术后局部复发的关键
直肠癌复发除与肿瘤本身病理类型、肿瘤细胞分化程度、肿瘤大小、部位、淋巴结转移及分期等主要因素有关外,手术过程中的操作对肿瘤复发起着重要的作用。中国医学科学院肿瘤医院报道直肠癌737例,术后局部复发率为15.7%[腹会阴联合切除术(APR)复发率16.9%(95/561);保留肛门低位前切除术(LAR)复发率14.3%(21/146)][3]。我们体会要降低直肠癌术后局部复发率,彻底根治性切除肿瘤和淋巴结清扫是非常重要的。
直肠癌复发率高的原因之一是根治性切除肿瘤范围不够。很多医院作Miles手术,会阴切口仅沿肛周、肛管、直肠壁切除,直肠旁盆腔组织未清扫,手术结束将会阴创口缝合,患者出院时会阴创口一期愈合,这实际上大大增加了会阴局部复发的机会。另外,低位直肠癌用肛旁肌肉替代括约肌作肛门成形,由于切除肿瘤范围不够,经实践证明增加了局部复发率,亦是不可取的。考虑外科手术操作技术的影响起着决定性的作用,作者认为有以下几方面问题需在手术过程中注意,以避免由此引起的会阴、盆腔局部复发。低位直肠癌尤其侵及肛管或肛管癌,肛门及直肠周围组织的切除范围对会阴部肿瘤复发的影响至关重要。
直肠癌一旦复发,一定要非常注意,复发情况是否严重,针对于哪个位置进行治疗,继而保证癌细胞不在继续扩散,另外癌症复发患者,要在平时生活上多注意,不可同之前生活一样,要有所改善,多注意自己的身体情况。及时跟医生进行沟通,听取医生建议,进行《陈先荣钢铁意志》治疗。
您好,如果没有发生局部或远处转移,瘤体较小适合手术;如果病灶已经切除,转移灶有单一,身体条件好也可以进行转移灶的手术.如果有两处以上转移灶,原则上不再进行手术,可进行放化疗.不管手术还是放化疗,都需要中药配合才能提高生存率.
专家提醒,高脂肪、高蛋白
摄入量增加,运动和粗纤维摄入缺少
是大肠癌发病的主因。“合理膳食、适
量运动、戒烟限酒、心理平衡”是
远离大肠癌的十六字方针,应做到“两多”和“两早”。“两多”即注意多做运动,多吃粗纤维食物
。“两早”即早发现,早治疗。
温馨提示:有家族肠癌史
或结肠息肉史的青年人出现大便习惯改变,出现便秘和腹泻交替,或原因不明便血或黑色、柏油样粪便,腹痛和腹部肿块、消瘦、乏力、贫血等症状时,应立即到医院就诊。
直肠癌的复发和转移主要是常规治疗后体内残余及潜伏的癌细胞所致,而日本细胞疗法可直接清除体内残余和潜伏的癌细胞,同时还可增强抗肿瘤免疫反应来间接清除癌细胞。其使用的是直肠癌患者自身的免疫细胞,几乎零副作用,是一种能帮助患者达到最佳预后效果的治疗方法。
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