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结肠癌呈现结肠膜水肿 全结肠系膜切除术医治结肠癌的近期作用、伤口程度及并发症状况的临床评价

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石毅军++++++宋耀明++++++曾怀震

[摘要]意图 研讨全結肠系膜切除术(CME)医治结肠癌的近期效果、伤口程度及并发症状况。办法 挑选2012年1月~2016年12月在我院行全结肠系膜切除手术的30例结肠癌患者作为CME组,同期承受传统完全治愈手术的30例结肠癌患者作为对照组,调查两组围术期状况、淋巴结打扫数目、术后并发症状况,术前及术后当天收集两组血清并测定术前及术后1、3、5、7 d炎症介质的含量。成果 两组患者的手术时刻、术中出血量、术后引流量、术后排气时刻、卧床时刻以及切断感染、吻合口瘘、尿潴留、肠梗阻发作率比较,差异无统计学含义(P>0.05);CME组患者的淋巴结打扫总数以及B期、C期肿瘤淋巴结打扫数目明显多于对照组(P<0.05),A期肿瘤的淋巴结打扫数目与对照组比较,差异无统计学含义(P>0.05)。术前,两组患者血清中CRP含量比较,差异无统计学含义(P>0.05);术后1、3、5、7 d两组患者血清中CRP含量均明显高于术前,差异有统计学含义(P<0.05);CME组患者术后1、3、5、7 d血清CRP含量与对照组比较,差异无统计学含义(P>0.05)。两组并发症发作率比较,差异无统计学含义(P<0.05)。定论 CME医治结肠癌可以进步淋巴结打扫功率,防止术中操刁难病灶的揉捏,且不添加手术伤口和术后并发症。

[关键词]结肠癌;全结肠系膜切除术;淋巴结打扫;伤口

[中图分类号] R735.3+5 [文献标识码] A [文章编号] 1674-4721(2017)03(c)-0030-04

[Abstract]Objective To study the recent curative effect,traumatic degree and complication of complete mesocolic excision (CME) in treating colon cancer.Methods 30 cases of colon cancer patients received CME in our hospital from January 2012 to December 2016 were selected as CME group,30 cases of colon cancer patients who received traditional radical surgery were selected as control group.Then perioperative condition,number of lymph node dissection,postoperative complications were observed between two groups,before surgery and the very day after the operation,serum were collected and the content of inflammatory mediators in before and 1,3,5,7 d after operation were measured between two group.Results The operation time,intraoperative blood loss,postoperative drainage,postoperative exhaust time,time in bed,wound infection,anastomotic leakage,urinary retention and intestinal obstruction between two groups were compared,and the difference was not statistically significant(P>0.05);total number of lymph node dissection and number of lymph node dissection of phase B and phase C in the CME group was significantly more than that in the control group(P<0.05),number of lymph node dissection of phase A compared with the control group,the difference was not statistically significant (P>0.05).Before operation,there was no statistically significant difference in serum CRP content between two groups (P>0.05);1,3,5,7 d after operation,serum CRP content of two groups were significantly higher than that before operation,and the difference was statistically significant (P<0.05);1,3,5,7 d after operation,there was no statistically significant difference in serum CRP content between two groups (P>0.05).There was no significant difference in the incidence of complications between two groups (P<0.05).Conclusion CME in the treatment of colon cancer can improve the efficiency of lymph node dissection,avoid the lesion extrusion caused by surgery,and does not increase the surgical trauma and postoperative complications.

[Key words]Colon cancer;Total colonic excision;Lymph node dissection;Trauma

结肠癌是最常见的恶性肿瘤之一,结肠癌的医治首要依托手术切除,但结肠癌外科医治开展不明显,长期以来,相关教科书及手术学、医治规范一直都缺少手术细则。以往以为结肠癌患者的外科医治效果要优于直肠癌,而跟着全直肠系膜切除的推行,直肠癌的生存期现已超越结肠癌。直肠癌手术医治有了规范性的辅导办法,效果明显[1-2],而结肠癌的手术医治现在没有达到一致,限制着结肠癌手术医治的开展。近年来,国外学者提出了全结肠系膜切除术(complete mesocolic excision,CME)[3],相关研讨证明CME对结肠癌术后的复发具有改进效果[4]。现在,国内关于CME与传统完全治愈性手术医治结肠癌的近期效果及伤口程度尚缺少相关比较。本文剖析CME与传统完全治愈性手术医治结肠癌的近期效果、伤口程度及并发症状况,现报导如下。

1目标与办法

1.1目标

挑选2012年1月~2016年12月在我院行CME的30例结肠癌患者作为CME组,挑选同期承受传统完全治愈手术的30例结肠癌患者作为对照组。当选规范:术前清晰右半结肠癌的确诊、Dukes分期A~C期,初次确诊为结肠癌且既往未承受过手术医治、放化疗,进行开腹手术;扫除规范:肠梗阻及急诊手术患者,兼并其他恶性疾患者,Dukes分期D期的患者,既往有手术史及新辅佐放化疗史。一切患者均取得知情赞同,签署知情赞同书,研讨取得我院医学道德委员会同意。CME组中,男性18例,女人12例;年纪(52.8±7.2)岁;Dukes分期A期9例,B期13例,C期8例。对照组中,男性20例,女人10例;年纪(54.1±7.6)岁;Dukes分期A期10例,B期14例,C期6例。两组患者一般材料比较,差异无统计学含义(P>0.05),具有可比性。

1.2手术办法

两组患者均在全身麻醉下进行手术,一切手术操作均由同一组医师完结,惯例消毒铺巾,入腹。

1.2.1对照组 选用传统结肠癌完全治愈术,切除规模包含间隔肿瘤边际远端和近端10 cm以上,打扫肠周淋巴结、中心淋巴结、供血血管根部淋巴结。

1.2.2 CME组 选用全结肠系膜切除术,具体步骤如下:①锐性别离脏层筋膜(在肠系膜后叶和腹膜后筋膜之间进行别离),确保脏层筋膜的完好性;②根部结扎结肠血管,经过完好别离脏层筋膜和壁层筋膜,充沛露出结肠血管,根部结扎血管,尽可能多地打扫区域淋巴结。术后新鲜手术标本经未参加研讨的医师进行手术标本点评,点评脏层筋膜是否完好,一起对标本拍摄,包含标本天然状况及剖开状况前后及部分特写,留存材料。

1.3调查目标

1.3.1围术期状况 记载两组患者的手术时刻、术中出血量、淋巴结打扫数目、术后引流量、术后排气时刻及臥床时刻,调查术后发作切断感染、吻合口瘘、尿潴留、肠梗阻等并发症的发作率。

1.3.2血清目标 术前及术后1、3、5、7 d收集两组患者的外周静脉血5 ml,以3000 r/min的速度离心20 min得到血清后,选用酶联免疫吸附试剂盒测定C反响蛋白(CRP)的含量,酶联免疫吸附试剂盒购买于上海西唐生物公司。

1.4统计学办法

选用SPSS 20.0软件对数据进行剖析,计量材料用均数±规范差(x±s)表明,选用t查验,计数材料用百分率(%)表明,选用χ2查验,以P<0.05为差异有统计学含义。

2成果

2.1两组患者围术期状况和淋巴结打扫数意图比较

CME组患者的手术时刻、术中出血量、术后引流量、术后排气时刻及卧床时刻与对照组比较,差异无统计学含义(P>0.05)(表1)。CME组患者淋巴结打扫总数明显多于对照组(P<0.05),CME组中B期、C期患者的淋巴结打扫数目明显多于同期对照组(P<0.05),A期患者的淋巴结打扫数目与同期对照组比较,差异无统计学含义(P>0.05)(表2)。

2.2两组患者手术前后血清CRP含量的比较

术前,两组患者血清中CRP含量比较,差异无统计学含义(P>0.05);术后1、3、5、7 d两组患者血清中CRP含量均明显高于术前,差异有统计学含义(P<0.05);CME组患者术后1、3、5、7 d血清CRP含量与对照组比较,差异无统计学含义(P>0.05)(表3)。

2.3两组患者术后并发症发作率的比较

两组患者术后切断感染、吻合口瘘、尿潴留、肠梗阻发作率比较,差异无统计学含义(P>0.05)(表4)。

3评论

全直肠系膜切除术是现在临床上医治直肠癌的首要手术方法,可以下降直肠癌术后复发率和部分率,对预后状况具有改进效果。CME是近年来鼓起的结肠癌手术医治手法,最早由Hohenberger在2009年提出,该学者的回忆性研讨发现,CME可以最大极限地削减腹腔肿瘤播散和取得最大极限的区域淋巴结打扫,然后下降术后肿瘤的部分复发率、进步癌症相关性存活率[3]。依据Hohenberger的报导,CME操作的技能关键首先是要确保脏层筋膜完好的锐性游离,打扫肠系膜根部淋巴结,然后高位结扎中心养分血管,而关于侵及周围脏器安排则行联合脏器的扩展切除。

CME遵从的外科平面同TME所遵从的平面从胚胎期就现已开端相互连续,即脏层筋膜、壁层筋膜以及两者之间疏松无血管空隙所构成的解剖平面,又被称为Toldt交融平面。在Toldt平面内,脏层筋膜呈“信封样”掩盖结肠系膜及相应的淋巴管道,终究开口在血管根部,因而CME手术时在Toldt空隙内进行操作可以确保结肠系膜的完好性,防止脏层筋膜被损坏引起肿瘤细胞播散,一起也可以防止损伤肾、输尿管和生殖血管等腹膜后脏器[5-7]。尽管CME在术中操作过程中的别离规模较广、淋巴结打扫更为完全,但并不会添加手术所形成的伤口。本文成果显现,两组患者的术中手术时刻、术中出血量、术后引流量、术后排气时刻、术后卧床时刻以及切断感染、吻合口瘘、尿潴留、肠梗阻发作率无明显性差异。

CME在完好切除結肠系膜的过程中可以一起完成淋巴结的最大化打扫。经淋巴道搬运是结肠癌常见的搬运途径;而结肠癌淋巴结搬运具有跳跃式搬运的特征,当第一站淋巴结发作搬运时,第三站淋巴结也常常发作搬运[8-10]。因而,结肠癌手术中打扫淋巴结的数量和质量是影响结肠癌预后的独立要素。已有多项研讨证明,CME可以愈加完全地铲除淋巴结[11-13]。本文成果显现,CME组患者的淋巴结打扫数目明显多于对照组;两组患者A期肿瘤的淋巴结打扫数目无差异,而CME组患者B、C期肿瘤的淋巴结打扫数目多于对照组,由此阐明CME和传统完全治愈性手术淋巴结打扫数意图差异首要来自Dukes B期和C期。这可能是因为前期结肠癌患者淋巴结的直径多较小,两种手术方法进行淋巴结打扫时未表现出不同;而B、C期结肠癌的淋巴结相对较大,CME术中最大化打扫淋巴结的优势得以展示。

比较传统完全治愈性手术,CME无须对结肠系膜进行钝性别离,对肿瘤病灶自身的揉捏和牵拉较少,但操作的规模较广,术中操作规模的添加会加大手术伤口,进而导致机体呈现相应的炎症反响,表现为多种炎症介质释放入血。CRP是反映炎症反响程度的急性时相蛋白,可以反映炎症反响的程度[14-16]。笔者对炎症介质CRP的剖析发现,两组患者术后1、3、5、7 d时血清中CRP含量无明显性差异,这阐明CME尽管添加了手术操作的规模,可是并不会明显添加手术伤口以及炎症反响程度。

综上所述,CME医治结肠癌可以进步淋巴结打扫功率,防止术中操刁难病灶的揉捏,且不添加手术伤口和术后并发症。

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