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    题名 作者 年代 出处 被引量
1溃疡性结肠炎中腺瘤样和非腺瘤样异型增生相关性病变或肿块显示文摘溃疡性结肠炎(UC)患者罹患结直肠癌(CRC)的风险较高。UC相关的异型增生分两种,即腺瘤样(adenoma-like)异型增生相关性病变或肿块(DALM)和非腺瘤样(non-adenoma-like)DALM,后者因恶变风险高,常被建议结肠切除治疗。然而,非腺瘤样DALM与腺瘤样DALM在白光内镜下的表现极其相似,近年来发展了多种内镜新技术有利于两者的鉴别。陈萦晅 乔良 2013胃肠病学2013,18,9:4
2自体荧光技术在早期肠癌诊断中的应用显示文摘自体荧光技术以无损、实时、灵敏度高等优点已成为早期肠癌诊断应用的技术之一。本文总结了自体荧光光谱技术在早期肠癌诊断应用中的研究进展,重点阐述了荧光激发波长的选择,荧光光谱数据处理方法,以及正常和癌变肠道组织光谱差异的来源。在分析肠道组织中内源性荧光物质及其分布的基础上,回顾了自体荧光成像系统的临床应用进展。最后指出自体荧光光谱与成像技术在早期肠癌诊断中的应用和发展趋势。刘丽娜 李步洪 谢树森 2013激光生物学报2013,22,1:4
3Endocytoscopic visualization of squamous cell islands within Barrett's epithelium显示文摘AIM: To study the endocytoscopic visualization of squamous cell islands within Barrett's epithelium. METHODS: Endocytoscopy (ECS) has been studied in the surveillance of Barrett's esophagus, with controversial results. In initial studies, however, a soft catheter type endocytoscope was used, while only methylene blue dye was used for the staining of Barrett's mucosa. Integrated type endocytoscopes (GIF-Q260 EC, Olympus Corp, Tokyo, Japan) have been recently developed, with the incorporation of a high-power magnifying endocytoscope into a standard endoscope together with narrow-band imaging (NBI). Moreover, double staining with a mixture of 0.05% crystal violet and 0.1% of methylene blue (CM) during ECS enables higher quality images comparable to conventional hematoxylin eosin histopathological images.RESULTS: In vivo endocytoscopic visualization of papillary squamous cell islands within glandular Barrett's epithelium in a patient with long-segment Barrett's esophagus is reported. Conventional white light endoscopy showed typical long-segment Barrett's esophagus, with small squamous cell islands within normal Barrett's mucosa, which were better visualized by NBI endoscopy. ECS after double CM staining showed regular Barrett's esophagus, while higher magnification (×480) revealed the orifices of glandular structures better. Furthermore, typical squamous cell papillary protrusion, classified as endocytoscopic atypia classification (ECA) 2 according to ECA, was identified within regular glandular Barrett's mucosa. Histological examination of biopsies taken from the same area showed squamous epithelium within glandular Barrett's mucosa, corresponding well to endocytoscopic findings. CONCLUSION: To our knowledge, this is the first report of in vivo visualization of esophageal papillary squamous cell islands surrounded by glandular Barrett's epithelium.Nicholas Eleftheriadis Haruhiro Inoue Haruo Ikeda Manabu Onimaru Akira Yoshida Toshihisa Hosoya Roberta Maselli Shin-ei Kudo 2013World Journal of Gastrointestinal Endoscopy2013,5,4:2
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