Flat colon polyps: what should radiologists know?

Clinical Radiology - Tập 65 - Trang 958-966 - 2010
A. Ignjatovic1, D. Burling1, R. Ilangovan1, S.K. Clark1, S.A. Taylor1, J.E. East1, B.P. Saunders1
1Intestinal Imaging Centre, St Mark’s Hospital, Harrow, Middlesex, UK

Tài liệu tham khảo

Muto, 1975, The evolution of cancer of the colon and rectum, Cancer, 36, 2251, 10.1002/cncr.2820360944 Richter, 2003, Distinct chromosomal imbalances in nonpolypoid and polypoid colorectal adenomas indicate different genetic pathways in the development of colorectal neoplasms, Am J Pathol, 163, 287, 10.1016/S0002-9440(10)63652-8 Hurlstone, 2004, Detecting diminutive colorectal lesions at colonoscopy: a randomised controlled trial of pan-colonic versus targeted chromoscopy, Gut, 53, 376, 10.1136/gut.2003.029868 Rockey, 2005, Analysis of air contrast barium enema, computed tomographic colonography, and colonoscopy: prospective comparison, Lancet, 365, 305, 10.1016/S0140-6736(05)70194-X Winawer, 2000, A comparison of colonoscopy and double-contrast barium enema for surveillance after polypectomy. National Polyp Study Work Group, N Engl J Med, 342, 1766, 10.1056/NEJM200006153422401 Burling, 2006, Polyp measurement using CT colonography: agreement with colonoscopy and effect of viewing conditions on interobserver and intraobserver agreement, AJR Am J Roentgenol, 186, 1597, 10.2214/AJR.05.0171 Kim, 2007, CT colonography versus colonoscopy for the detection of advanced neoplasia, N Engl J Med, 357, 1403, 10.1056/NEJMoa070543 Pickhardt, 2004, Flat colorectal lesions in asymptomatic adults: implications for screening with CT virtual colonoscopy, AJR Am J Roentgenol, 183, 1343, 10.2214/ajr.183.5.1831343 Fidler, 2002, Detection of flat lesions in the colon with CT colonography, Abdom Imaging, 27, 292, 10.1007/s00261-001-0171-z Macari, 2003, Filling defects at CT colonography: pseudo- and diminutive lesions (the good), polyps (the bad), flat lesions, masses, and carcinomas (the ugly), RadioGraphics, 23, 1073, 10.1148/rg.235035701 Soetikno, 2008, Prevalence of nonpolypoid (flat and depressed) colorectal neoplasms in asymptomatic and symptomatic adults, JAMA, 299, 1027, 10.1001/jama.299.9.1027 2003, The Paris endoscopic classification of superficial neoplastic lesions: esophagus, stomach, and colon: November 30 to December 1, 2002, Gastrointest Endosc, 58, S3 Zalis, 2005, CT colonography reporting and data system: a consensus proposal, Radiology, 236, 3, 10.1148/radiol.2361041926 Burling, 2010, CT colonography standards, Clin. Radiol, 65, 474, 10.1016/j.crad.2009.12.003 Vogelstein, 1988, Genetic alterations during colorectal-tumor development, N Engl J Med, 319, 525, 10.1056/NEJM198809013190901 Schlemper, 2000, The Vienna classification of gastrointestinal epithelial neoplasia, Gut, 47, 251, 10.1136/gut.47.2.251 Ionov, 1993, Ubiquitous somatic mutations in simple repeated sequences reveal a new mechanism for colonic carcinogenesis, Nature, 363, 558, 10.1038/363558a0 Thibodeau, 1993, Microsatellite instability in cancer of the proximal colon, Science, 260, 816, 10.1126/science.8484122 Kambara, 2004, BRAF mutation is associated with DNA methylation in serrated polyps and cancers of the colorectum, Gut, 53, 1137, 10.1136/gut.2003.037671 East, 2008, Sporadic and syndromic hyperplastic polyps and serrated adenomas of the colon: classification, molecular genetics, natural history, and clinical management, Gastroenterol Clin North Am., 37, 25, 10.1016/j.gtc.2007.12.014 Jaramillo, 1997, Small colorectal serrated adenomas: endoscopic findings, Endoscopy, 29, 1, 10.1055/s-2007-1004052 Tsuda, 2002, Flat and depressed colorectal tumours in a southern Swedish population: a prospective chromoendoscopic and histopathological study, Gut, 51, 550, 10.1136/gut.51.4.550 Sawada, 1989, Colonoscopic management of focal and early colorectal carcinoma, Clin Gastroenterol, 3, 627 Kudo, 1993, Endoscopic mucosal resection of flat and depressed types of early colorectal cancer, Endoscopy, 25, 455, 10.1055/s-2007-1010367 Uraoka, 2006, Endoscopic indications for endoscopic mucosal resection of laterally spreading tumours in the colorectum, Gut, 55, 1592, 10.1136/gut.2005.087452 Bond, 1995, Small flat adenomas appear to have little clinical importance in Western countries, Gastrointest Endosc, 42, 184, 10.1016/S0016-5107(95)70082-X Suzuki, 2006, Flat colorectal neoplasms and the impact of the revised Vienna Classification on their reporting: a case–control study in UK and Japanese patients, Scand J Gastroenterol, 41, 812, 10.1080/00365520600610345 Watanabe, 1993, Malignant potential in flat elevations, Dis Colon Rectum, 36, 548, 10.1007/BF02049860 Karita, 1993, Endoscopic diagnosis and resection treatment for flat adenoma with severe dysplasia, Am J Gastroenterol, 88, 1421 Saitoh, 2001, Prevalence and distinctive biologic features of flat colorectal adenomas in a North American population, Gastroenterology, 120, 1657, 10.1053/gast.2001.24886 Rembacken, 2000, Flat and depressed colonic neoplasms: a prospective study of 1000 colonoscopies in the UK, Lancet, 355, 1211, 10.1016/S0140-6736(00)02086-9 Fujii, 1998, Flat adenomas in the United Kingdom: are treatable cancers being missed?, Endoscopy, 30, 437, 10.1055/s-2007-1001304 Wolber, 1991, Flat adenomas of the colon, Hum Pathol, 22, 70, 10.1016/0046-8177(91)90064-V Jaramillo, 1995, Flat neoplastic lesions of the colon and rectum detected by high-resolution video endoscopy and chromoscopy, Gastrointest Endosc, 42, 114, 10.1016/S0016-5107(95)70066-8 Schlemper, 1998, Differences in the diagnostic criteria used by Japanese and Western pathologists to diagnose colorectal carcinoma, Cancer, 82, 60, 10.1002/(SICI)1097-0142(19980101)82:1<60::AID-CNCR7>3.0.CO;2-O Muto, 1985, Small “flat adenoma” of the large bowel with special reference to its clinicopathologic features, Dis Colon Rectum, 28, 847, 10.1007/BF02555490 Kudo, 2005, Flat and depressed lesions of the colorectum, Clin Gastroenterol Hepatol, 3, S33, 10.1016/S1542-3565(05)00283-1 Tweedle, 2007, Small, flat colorectal cancers in the UK population: an analysis of resected specimens, Colorectal Dis, 9, 641, 10.1111/j.1463-1318.2006.01205.x Konishi, 2003, A comparison of magnifying and nonmagnifying colonoscopy for diagnosis of colorectal polyps: a prospective study, Gastrointest Endosc, 57, 48, 10.1067/mge.2003.31 Froehlich, 2005, Impact of colonic cleansing on quality and diagnostic yield of colonoscopy: the European Panel of Appropriateness of Gastrointestinal Endoscopy European multicenter study, Gastrointest Endosc, 61, 378, 10.1016/S0016-5107(04)02776-2 Barclay, 2006, Colonoscopic withdrawal times and adenoma detection during screening colonoscopy, N Engl J Med, 355, 2533, 10.1056/NEJMoa055498 Brooker, 2002, Total colonic dye-spray increases the detection of diminutive adenomas during routine colonoscopy: a randomized controlled trial, Gastrointest Endosc, 56, 333, 10.1016/S0016-5107(02)70034-5 Kiesslich, 2001, Chromoendoscopy with indigocarmine improves the detection of adenomatous and nonadenomatous lesions in the colon, Endoscopy, 33, 1001, 10.1055/s-2001-18932 Inoue, 2008, Comparative study of conventional colonoscopy and pan-colonic narrow-band imaging system in the detection of neoplastic colonic polyps: a randomized, controlled trial, J Gastroenterol, 43, 45, 10.1007/s00535-007-2125-x Rex, 2007, High yields of small and flat adenomas with high-definition colonoscopes using either white light or narrow band imaging, Gastroenterology, 133, 42, 10.1053/j.gastro.2007.04.029 East, 2008, Narrow band imaging for colonoscopic surveillance in hereditary non-polyposis colorectal cancer, Gut, 57, 65, 10.1136/gut.2007.128926 Adler, 2008, A prospective randomised study on narrow-band imaging versus conventional colonoscopy for adenoma detection: does narrow-band imaging induce a learning effect?, Gut, 57, 59, 10.1136/gut.2007.123539 Chaparro, 2009, Accuracy of computed tomographic colonography for the detection of polyps and colorectal tumors: a systematic review and meta-analysis, Digestion, 80, 1, 10.1159/000215387 2007, European Society of Gastrointestinal and Abdominal Radiology CT Colonography Study Group Investigators. Effect of directed training on reader performance for CT colonography: multicenter study, Radiology, 242, 152, 10.1148/radiol.2421051000 Gluecker, 2004, Characterization of lesions missed on interpretation of CT colonography using a 2D search method, AJR Am J Roentgenol, 182, 881, 10.2214/ajr.182.4.1820881 Pickhardt, 2003, Electronic cleansing and stool tagging in CT colonography: advantages and pitfalls with primary three-dimensional evaluation, AJR Am J Roentgenol, 181, 799, 10.2214/ajr.181.3.1810799 Park, 2009, Sensitivity of CT colonography for nonpolypoid colorectal lesions interpreted by human readers and with computer-aided detection, AJR Am J Roentgenol, 193, 70, 10.2214/AJR.08.2234 MacCarty, 2006, Occult colorectal polyps on CT colonography: implications for surveillance, AJR Am J Roentgenol, 186, 1380, 10.2214/AJR.05.0031 Park, 2005, False-negative results at multi-detector row CT colonography: multivariate analysis of causes for missed lesions, Radiology, 235, 495, 10.1148/radiol.2352040606 Morrin, 2001, Contrast-enhanced CT colonography, Semin Ultrasound CT MR, 22, 420, 10.1016/S0887-2171(01)90034-4 Cotton, 2004, Computed tomographic colonography (virtual colonoscopy): a multicenter comparison with standard colonoscopy for detection of colorectal neoplasia, JAMA, 291, 1713, 10.1001/jama.291.14.1713 Johnson, 2008, Accuracy of CT colonography for detection of large adenomas and cancers, N Engl J Med, 359, 1207, 10.1056/NEJMoa0800996 Taylor, 2008, CT colonography and computer-aided detection: effect of false-positive results on reader specificity and reading efficiency in a low-prevalence screening population, Radiology, 247, 133, 10.1148/radiol.2471070816 Halligan, 2006, Computed tomographic colonography: assessment of radiologist performance with and without computer-aided detection, Gastroenterology, 131, 1690, 10.1053/j.gastro.2006.09.051 Taylor, 2009, Flat neoplasia of the colon: CT colonography with CAD, Abdom Imaging, 34, 173, 10.1007/s00261-008-9425-3 Taylor, 2008, CT colonography: computer-aided detection of morphologically flat T1 colonic carcinoma, Eur Radiol, 18, 1666, 10.1007/s00330-008-0936-7