根治性膀胱切除术中需清扫盆腔淋巴结最小数量的探讨解析

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者。排除标准:腹腔镜手术(因未进行分区淋巴结 清扫)及整块清扫收集淋巴结组织;未按范围进行
(左为6区,右为1区)、闭孔淋巴结组(左为8区, 右为3区)、髂内淋巴结组(左为9区,右为4区)、 髂总淋巴结组(左为7区,右为2区)、骶前淋巴结
uD
staging.For adequate twenty—nine
cases
average
an
of four distal LN should be evaluated.One hundred and of 37.7 months,with tumor
recurrence
were
followed
for
node
metastasis rate and lymph nodes density in the cystectomy specimen.According to the lymph node density
DOI:10.3760/cma
j.issn.1000_6702.2016.10.007
作者单位:321000浙江大学金华医院泌尿外科(朱再生、陈良佑、刘全启、张春霆、罗荣利、徐礼臻),病理科(施 红旗);上海交通大学附属新华医院泌尿外科(叶敏) 通信作者:朱再生,Email:zaishengzhu@126.com
nodes density,
LND)等。根据有淋巴结转移病例的LND,计算获得最佳病理分期所需最小清除淋巴结数量为1/ LND。随访197例的肿瘤复发及生存情况。结果本研究197例手术共清扫出淋巴结5 813枚,每例 检出淋巴结数量平均为(29.4±11.9)枚。53例淋巴结阳性患者共清扫出淋巴结1 528枚,其中244 枚为阳性(16.O%),每例检出阳性淋巴结数量平均为(4.7±3.9)枚。各组区域清扫出的淋巴结百分 率分别为髂内组23.8%(363/1 528),闭孔组19.4%(296/1 528),腹膜后组17.3%(264/1 528),髂总 组16.4%(251/1 528),髂外组16.0%(245/1 528)和骶前组7.1%(109/1 528);阳性淋巴结百分率分 别为闭孔组27.5%(67/244),髂外组20.9%(51/244),髂内组20.5%(50/244),髂总组20.1%(49/ 244),腹膜后组8.2%(20/244)和骶前组2.9%(7/244)。联合LND和UICC膀胱肿瘤(TNM分期)进 行分析,N,、N:和N,分期需提供病理检查的最少淋巴结数量分别约为18(I/0.056)、11(I/0.195×
average,for
cases
staged N1 and N2,there was
positive LN per 18
cases,
examined from the primary drainage LN,respectively.For N3
out
of 5(I/0.211)secondary drainage LN was found to be positive.Similarly,one out of4(I/0.251)
生堡鳖屋处型盘查!Q!!生!Q旦筮!!鲞筮!Q塑垡!也』型翌!:Q!!堂竺!!!!:!!!:!!:堕!:!Q
・749・
.临床研究.
根治性膀胱切除术中需清扫盆腔淋巴结 最小数量的探讨
朱再生
叶敏施红旗周一波
陈良佑
刘全启
罗荣利
徐礼臻周鹏飞
【摘要】
目的探讨膀胱癌患者行根治性膀胱切除术中,为获得最佳病理分期所需送检的最小
淋巴结数量。方法2008年1月至2015年1月行扩大盆腔淋巴结清扫+全膀胱切除术且具备完整 病理资料的膀胱癌患者197例,其中53例(26.9%)病理检查发现淋巴结阳性,男47例,女6例。年 龄36—87岁,平均(63.9±11.1)岁。按解剖部位将盆腔淋巴结分为10区6组进行盆腔淋巴结清扫 术:髂外组、闭孔组、髂内组、髂总组,每组左、右侧各为一个区域;骶前组为一个区域;肠系膜下动脉起 始部以下、腹主动脉及腔静脉远端周围的腹膜后组为一个区域。分析膀胱切除标本中,各组区域清除 的淋巴结数量、转移淋巴结(阳性淋巴结)数量,淋巴结转移率、淋巴结密度(1ymph
with bladder
and
to
analyze the
frequeney of LN metastases among different anatomic total of 197 patients underwent super-extended
regions.Methods
3 female
From Jan.2008 to Jan.2015,a
献∞刮的清扫范围:上界为肠系膜下动脉腹主动脉起
始部,下界为旋髂静脉和Cooper韧带,外侧为生殖 股神经的腹膜后及全盆腔淋巴组织。将膀胱淋巴引 流分3个水平层次:I是髂总动脉分叉水平以下,真 骨盆内的区域淋巴结,包括双侧髂外、闭孔和髂内 组;Ⅱ是髂总动脉分叉以上至腹主动脉分叉水平的 区域淋巴结,包括双侧髂总和骶前组;m是腹主动脉 分叉水平以上至肠系膜下动脉起始部的区域淋巴 结,包括腹主动、静脉远端周围的腹膜后组。结合文
2)和5(I/0.211)枚;M.分期为4(I/0.251)枚。平均真骨盆内淋巴引流区域和髂总区域分别提供18
枚(至少1l枚)和5枚淋巴结可获得N分期;远处区域(腹膜后)提供4枚淋巴结可获M.分期。129 例获得随访,平均37.7个月,肿瘤复发33例(25.6%),总生存率为87.6%(113/129)。结论在根 治性膀胱切除标本中,要获得最佳的N和M分期分别需要清除20枚和27枚淋巴结。
weH
as
6 groups according to the
anatomic sites,including the external iliac,intemal iliac,obturator and bilateral common lilac lymph nodes, the presacral lymph nodes
【Abstract】
staging at
Objective
cystectomy
To evaluate the minimum number of lymph specimens analysis from patients
nodes(LN)required
cancer
for optimal
radical
recurrence
A total of 197 radical cystectomies with 8 513 LN were reviewed.
positive cases.with
case
LNs(16.0%).The
average number of LN examined in each
was
were
pelvic lymph
nodes dissection
recruited,and their
clinical data were reviewed,icluding
53cases(47male and
patients)访t}l
as
positive LN.The super—
extended pelvic lymph nodes dissection were divided into 10 regions
万方数据
虫堡鲨星处型苤查!!!!至!Q旦筮!!鲞箜!!塑£!也』堕塑!:Q!!!!竺!!!!:!!!:翌:型!:!Q
(LND)of lymph node metastasis cases.minimum removal of lymph node number iS 1/LND.The
and survival was followed up.Results including 53(26.9%)LNs 244 positive LN out of the l 528
【Key words】
Urothelial carcinoma;
Bladder;Lymphnode;Pathologic staging
行根治性膀胱切除术的膀胱尿路上皮癌患者, 术中清扫出的淋巴结是否转移是膀胱肿瘤分期和复 发的关键因素,它影响肿瘤的预后。1‘2 J。膀胱癌手术 要求每例需清除最小数量淋巴结,以用于准确进行 淋巴结分期、评估淋巴结清扫质量和疗效,其数量范
and
above the aortic bifurcation lymph nodes.Particular attention was paid to the
total number of LN examined,the number
and
location of LN with
metastases(positive LN),lymph
29.4±11.9.and the average number of positive LNs
identified in each
case
was
4.7±3.9.Among all of the LNs.the internal iliac/obturator LN were the most
were
献-7 o将盆腔淋巴结划分为10个区域:髂外淋巴结组
的197例膀胱癌患者的临床资料,行膀胱全切+分
区扩大盆腔淋巴结清扫术(extended
node pelvic lymph
dissection,e—PLND),探讨膀胱癌根治性手术中
需清除的最少淋巴结数量。 对象与方法 一、临床资料
入组标准:①术前均经膀胱镜活检确诊为膀胱 癌,根据膀胱癌临床分期标准均为cT:期以上肌层 浸润性膀胱癌、高危非肌层浸润性cT.G,高级别膀 胱癌和反复复发的非肌层浸润性膀胱癌;②MRI或 CT检查等未见骨及远处器官转移者;③术前未进行 新辅助化疗、放疗者;④既往无其他恶性肿瘤病史
【关键词】尿路上皮癌;膀胱;淋巴结;病理分期
The minimum number
of lymph nodes
needed to
be
resected during radical
cystectomy
Zhu
Zaisheng+,Ye膨n,Shi Hongqi,Zhou
Yibo,Chen Liangyou,Liu Quanqi,Lou Rongli,Xu Lizheng.Zhou PengfeL+Department of Urology,Jinhua Hospitol,Zhejiang Unive邶iq,Jinhua 321000,China Correspoding author:Zhu Zaisheng,Email zaishengzhu@126.com.
cases
distant LN was found to be positive in

with M1 staging.0n average,23
LN(at
百度文库
least
16LN)including
8(at least 11)primary drainage LN and five secondary drainage LN should be submitted for optimal N Ml staging,an
commonly submitted(23.8%/19.7%)and the external iliac/obturator LN positive
the highest number of
one
LNs(20.9%/27.5%).0n (I/0.056)and 11(I/0.195×2)LN
one
围为9—45枚。2。3 J,差异很大。我们根据国际抗癌联 盟提出的膀胱癌不同解剖定位的淋巴结病理分期标 准‘4 J,回顾性分析2008年1月至2015年1月收治
cT等检查均未发现肿瘤转移。所有患者肝、肾功能 均正常,无明显的心、肺、脑等内科其他合并症。
二、手术方法
手术均为经下腹正中切口的开放性手术,在膀 胱全切除前或后施行分区e-PLND术。参考文
average
was
33
cases
(25.6%).overall survival 87.6%(1 13/129).Conclusion
A minimum of 20 and 27 LNs should be
examined in radical cystectomy specimens in order to achieve accurate N and M staging.
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