关键词：多原发大肠癌；腺瘤；大肠镜检查
【摘要】 目的 提高临床医师对多原发大肠癌的重视程度，研究腺瘤与肠癌的关系。方法 总结843例大肠癌中多原发癌22例(同时癌17例，异时癌5例)的临床资料。结果 多原发癌检出率2.61%；22例共有癌灶49个，乙状结肠以下占62.6%；22例中共检出腺瘤31个，癌变息肉达61.2%，亦多分布在乙状结肠和直肠。结论 多原发大肠癌并不少见，多原发大肠癌与腺瘤之间关系密切。对大肠癌患者行肠镜检查时，对所见息肉均应常规活检，并治疗，以减少多原发大肠癌的发生。
Synchronous and metachronouscolorectal carcinoma:endoscopic diagnosis and relation with adenoma
LIU Jing ,HE Huaichun,WANG Chongwen,et al.
Dept. of Gastroenterlogy,1 st Affiliated Hospital Jiangxi Medical College,Nanchang 330006
【Abstract】 Objective Aresearch into relation between coloreclal adenoma and adenocarcioma was performed toelicit clinician's alert against detection of synchronous or metachronous carcinoma atcolonoscopy.Methods The clinical materials of 22 cases with multiplecolorectal carcinomas(synchronous ,n＝17, matachronous,n＝5) were summerized.Results Theincidence of multiple carcinomas in this review was 2.61%(22/843).Cancerous foci totalledto 49, of which 60.6% located below the level of sigmoid colon.Adenomas were found withmalignant change in 61.2 percent at the same level.Conclusion Theoccurrence of multiple colorectal canicers is not uncommon,that are closely related withadenomas.
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