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时间:2019-05-25
《大肠类癌的内镜及超声内镜特点》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、·180·中华消化外科杂志2008年6月第7卷第3期ChinJDigSurg,June2008,Vol.7,No.3·论著·大肠类癌的内镜及超声内镜特点彭贵勇龙庆林姜晓燕冯小锋房殿春李向红【摘要】目的探讨大肠类癌的内镜及超声内镜特点,提高内镜诊疗水平。方法收集2002-2007年收治的22例大肠类癌患者的临床资料。分析内镜及超声内镜特点及其与浸润深度的关系。结果早期癌内镜表现为直径<1.5cm、黏膜光滑、黏膜内黄白色颗粒样结构;进展期癌内镜表现为直径0.8~3.0cm、黏膜不平、黄白色结节样或表面溃疡。超声内镜特征为:稍低回声,内部散在点状稍高回声,起源于黏膜固有层或黏膜下层
2、不规则卵圆形结构,边缘模糊且不规则。16例黏膜内癌及黏膜下浅层癌行内镜黏膜切除术,其中10例追加氩气刀治疗。随访4~36个月无复发。1例黏膜下深层类癌及5例进展期类癌行外科手术。结论内镜及超声内镜可诊断大肠类癌及其浸润深度,对早期类癌行内镜治疗可取得较好效果。【关键词】大肠肿瘤;类癌;内镜;超声+【中图法分类号】R735.34【文献标识码】AEndoscopicandultrasonicendoscopicfeaturesofcolorectalcarcinoidPENGGuiyong,LONGQinglin,JIANGXiaoyan,FENGXiaofeng,FAN
3、GDianchun,LIXianghong.InstituteofDigestiveDiseases,SouthwestHospital,ThirdMilitaryMedicalUniversity,Chongqing400038,China【Abstract】ObjectiveToinvestigatetheendoscopicandultrasonicendoscopicfeaturesofcolorectalcarcinoidandtheindicationsofendoscopictreatment.MethodsTheclinicaldataof22patien
4、tswithcolorectalcarcinoidwhohadbeenadmittedtoourhospitalfrom2002to2007werecollected.Theendoscopicandultrasonicendoscopicfeaturesandtherelationshipbetweenthefeaturesandinvasiondepthofcolorectalcarcinoidwereanalyzed.ResultsUndertheendoscope,earlycarcinoidpresentedsubmucosatumorwith<1.5cmindia
5、meter,andyelloworwhitesmoothsurface;advancedcarcinoidpresentedsubmucosatumorwith0.83.0cmindiameter,andyelloworwhitelittlenodusorulcerativesurface.Theultrasonicendoscopicfeatureofthecolorectalcarcinoidwasorbicularovatelowlevelechotumorwithpunctiformslightlyhighlevelechoandanunsharpnessedg
6、e.Sixteenmucosallayercancersandsubmucosallayercancerswereremovedbyendoscopicmucosalresection,and10ofthemwereadditionaltreatedbyargonplasmacoagulation.Afterafollowupperiodof436months,norecurrencewasobserved.ConclusionsEndoscopyandendoscopicultrasonographyareeffectivemethodstodiagnosecolo
7、rectalcarcinoidanditsinvasiondepth.Endoscopictreatmentisasimple,safeandeffectivemeanstotreattheearlycolorectalcarcinoidtumors.【Keywords】Colorectalcancer;Carcinoid;Endoscope;Ultrasound类癌是神经内分泌系统肿瘤中组织分化较好、便血2例,均无类癌综合征表现。生长缓慢的低度恶性肿瘤。近年来,我们用内镜及1.2器材超声内镜诊断大肠类
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