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肝门部胆管癌的诊治体会

Experience of Diagnosis and Treatment with Hilar Bile Duct Carcinoma

【作者】 解英俊

【导师】 赵吉生; 张学文;

【作者基本信息】 吉林大学 , 外科学, 2004, 硕士

【摘要】 目的:肝门部胆管癌(Hilar bile duct carcinoma HBDC)约占肝外胆管癌的58%~75%,近年来其发病率有上升趋势。但由于特殊解剖关系及生物学特征,HBDC早期诊断较困难,误诊率高,手术切除率低,预后极差。本文旨在探讨诊断及治疗肝门部胆管癌的最佳方法,以期降低误诊率,以期达到更加满意的治疗效果。方法:回顾性分析我院1996-2004年间手术治疗52例肝门部胆管癌的临床病例资料。结果:本组52例肝门部胆管癌中,男37例,女15例,男:女=1:0.405;年龄31-71岁,平均54.8岁;病史5天-3年,平均2.5个月。其中23例入院前有就诊史,入院前误诊为黄疸性肝炎11例,误诊为胃病3例,误诊为胆道结石并发胆管炎1例。影像学检查结果如下:超声检查49例,均可见肝内胆管扩张;胆总管不扩张;胆囊空虚。其中46例有明确胆道梗阻平面;45例见肝门部肿块影;1例为肝管内条索状影,疑诊为蛔虫。CT平扫及增强扫描检查35例,均可见肝内胆管扩张,肝总管或胆总管消失;肝门部结构紊乱。其中20例可见肝门部软组织肿块,1例可见肝脏左叶增大,右叶萎缩。1例近肝门处低密度影像。1例增强扫描表现为肝门部占位早期强化。MRI检查21例,其中18例可见肝门部软组织块影, 在T1加权像为低信号,在T2加权像为高信号或混合高信号;2例胆管壁增厚、管腔不规则狭窄;1例肝转移;2例门静脉边缘欠光滑。MRCP检查15例,均可见肝门胆管内充盈缺损;肝内胆管呈树枝状或腾状扩张。ERCP检查19例,肝总管上端及肝内胆管未显影。PTC检查13例,可见肝内胆管扩张,<WP=57>肝门部胆管狭窄或充盈缺损。肝动脉血管造影检查5例,见肝门区肿瘤染色,未见肝动脉侵犯。术前明确诊断48例;术中快速病理诊断3例;术后病理诊断1例。介入支架术治疗9例,其中经PTCD行支架术7例,经ERCP行支架术2例。单纯PTCD引流1例。外科手术治疗42例。外科手术治疗42例,其中根治术14例,其中根治性切除联合肝尾状叶、胰头十二指肠切除术1例,联合肝部分切除、二级肝管空肠Roux-en-Y吻合术1例,联合门静脉部分切除修补1例;姑息性切除4例;右侧肝内胆管-胆囊-空肠吻合术1例,高位胆管插管与空肠搭桥引流术4例,T型管外引流2例, U型管外引流6例。外科手术组癌肿切除共18例,切除率34.6%。术后病理诊断:高分化腺癌22例,中分化腺癌9例,低分化腺癌10例。术后肝肾功能衰竭2例;术后胆瘘2例,1例腹腔引流,1例经二次手术引流均治愈;消化道出血2例,经抑制胃酸、止血治疗治愈;膈下感染1例,胆道感染1例,经抗炎治疗治愈。围手术期死亡2例,均死于肝肾功能衰竭,围手术死亡率为4.9%。本组围手术期死亡2例,均死于肝肾功能衰竭,余40例中31例术后获得随访,失访9例,随访率为77.5%。随访时间1个月~40个月不等。癌肿切除组14例,存活时间为19.08±10.10个月,其中6例生存时间>12个月,4例生存>18个月,其中1例高分化腺癌已超过3年。死亡原因均为癌肿局部复发,转移。手术引流组9例,存活时间为6.6±2.54个月,最长16个月。支架探查组7例,存活时间为4.3±2.22个月,最长9个月。探查组7例,存活时间1.2±0.5个月,最长3个月,最短仅20天。结论:HBDC起病隐匿,病变初期多缺乏特异性的临床表现,不能引起患者及医生的足够注意和重视,入院前误诊率高。因此临床上如发现进行<WP=58>性加重的无痛或隐痛性阻塞性黄疸者、急性梗阻性胆管炎者或长期上腹部疼痛者,需进一步做有关检查,以期早期诊治。现代影像技术的发展可明确诊断、判断肿瘤分型(Bismuth分型)、了解肿瘤浸润范围、初步评估手术切除可能性与手术范围,对肝门部胆管癌的手术和预后有重要意义。其中,CT和超声作为互补的检查方法,其确诊率高,可作为肝门区胆管癌诊断首选方法。加上MRI、MRCP检查基本上能明确诊断及了解手术切除可能性,若仍不能明确诊断,再选择ERCP、PTC、血管造影检查。外科切除是HBDC获长期生存的唯一治疗选择,故疑似或诊断胆门部胆管癌应早期积极手术探查。Bismuth分型可为手术方式选择提供依据。结合生存期比较,手术切除远期疗效优于其它疗法,但手术切除术后并发症明显高于其它疗法。因此,HBDC治疗,根治性切除治疗的前景仍然是很严峻的。

【Abstract】 Objective:TO improve the levels of diagnosing hilar bile duct carcinoma,and evaluate the focus on surgical treatment of hilar bile duct carcinoma.Methods:Retrospective analysis of surgical management was performed on patients with hilar bile duct carcinoma in China-Japan Union Hospital between January 1996 and January 2004 years.Results: There were 37 males and 15 females in 52 cases,aged 31 to 71 years(mean 54.8 years). History is between 5 days and 3 years,mean equals 2.5 months.The tumor of 18 cases was resected.The other 13 cases,which were no resected were done with internal or external drainage.Other 9 cases,which were proformed biliary endo prostheses.Conclusion:It is still difficult to make early diagnosis in hilar bile duct carcinoma.Imaging examination played an important role in detecting hilar bile duct carcinoma,and preoperational assessing the respectability,of which ultrasonography B and CT should be the first choice,and MR including MRI and MRCP was a kind of new,safe and sensitive method.Laparotomy must be performed in all patients while there were no contraindications. The surgical resection surpasses the other therapy in the long-term curative effect,If the tumor could not be resected ,select drainage and support treatment should be chosed in order to prolong survival times and improve life quality.Radical resection <WP=60>should be accomplished if it is feasible. but complications after the surgical operative resection were obvious higher than other therapy.Therefore, the foreground of radical resection is still very rigorous.

  • 【网络出版投稿人】 吉林大学
  • 【网络出版年期】2004年 04期
  • 【分类号】R735.8
  • 【下载频次】198
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