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ID:55595472
大小:1.73 MB
页数:6页
时间:2020-05-20
《输尿管小细胞癌1例及文献复习.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、临床与病理志2o1s,rClinPath0IRes。,’35(6),htp://⋯w.1CblⅢ一tdoi:10.3978/j.issn.2095—6959.2015.06.063Viewthisarticleat:http://dx.doi.org/10.3978/j.issn.2095—6959.2015.06.063输尿管小细胞癌1例及文献复习张冬梅,魏建国(1.北京市宣武中医医院病理科,北京100050;2.浙江省绍兴市人民医院病理科,浙江绍兴312000)[摘要】目的:探讨输尿管小细胞癌的临床病理学特点、免疫组织化学表型、诊断和鉴别诊断要点。方法:通过常规HE染色及免疫
2、组织化学标记,对1例输尿管原发小细胞癌进行显微镜下组织学形态观察,并进行文献复习。结果:患者,女,7O岁,因反复左腰痛22dA院,CT显示左侧输尿管扩张,输尿管下端略增强,影像学诊断不排除输尿管肿瘤可能。术中快速病理切片提示为小圆细胞恶性肿瘤,进行左肾及输尿管切除术。术后结果显示肿瘤由小圆形细胞构成,细胞核较明显,胞浆缺乏,染色质呈颗粒状,可以见到核分裂。免疫组织化学显示瘤细胞表达CgA、Syn、NSE等。结论:输尿管小细胞癌是较罕见的恶性肿瘤,侵袭性较高,临床预后较差。诊断主要依靠病理形态学和免疫组织化学标记,神经内分泌标记物阳性是该肿瘤重要的参考依据之一。鉴别诊断主要包括分化
3、差的尿路上皮癌、浆细胞样尿路上皮癌、恶性淋巴瘤、淋巴上皮样癌以及原始神经外胚层瘤等。治疗主要采取手术治疗及术后放化疗。【关键词】小细胞癌;输尿管;免疫组织化学Smallcellcarcinomaoftheureter:acasereportandliteraturereviewZHANGDongmei,WEIJianguofj.DepartmentofPathology,BeijingXuanwuTCMHospital,Beijing10005~2.Departmento/Pathology,ShaoxingPeople'sHospital,ShaoxingZhejiang312
4、000,China)AbstractObjective:Toexploretheclinicopathologicfeatureanddifferentialdiagnosisofsmallcellcarcinoma(SCC)oftheureter,Methods:Theclinical,histopathologicalandimmunohistochemicalfeaturesofonecaseofSCCoftheureterwereanalyzedandtheliteratureswerereviewed.Results:A70一year—oldfemalepresente
5、dwithaleftflankpain22days.CTshowedtheleftureterexpansion,andthelowerureterslightlyhyperattenuation.Theimagingdiagnosisdidnotexcludethepossibilityofureteraltumors.Intraoperative~ozensectionanalysissuggestedsmallroundcelltumor.ThepatientunderwentleftnePhr0ureterectomPathologicalexaminationshowe
6、dthatthetumortissueconsistedofsmallJroundorovalshapedceils,withaprominentnucleus,scantcytoplasmandgranularchromatin.Ahighmitoticindexmaybeobserved.TumorcellsexpressingSyn,ChAandNSEinimmunohistochemicalstaining.Conclusion:SCCofureterisarelativelyraremalignanttumorwithhighinvasivenessandpoorpro
7、gnosis.nepathologicaldiagnosisdependsonpathologicalandimmunohistochemical收稿日期(Dateofreception):2015—03—31通信作者(Correspondingauthor):魏建国,Email:mickmouse88@163.corn
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