Brief Article
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 21, 2014; 20(7): 1839-1845
Published online Feb 21, 2014. doi: 10.3748/wjg.v20.i7.1839
Table 1 Indications for colorectal endoscopic submucosal dissection
Large lesions (diameter > 20 mm) for which endoscopic treatment is indicated but en bloc resection by snare endoscopic mucosal dissection would be difficult
Laterally spreading tumor of the non-granular type, particularly the pseudo-depressed type
Lesions showing a type V I pit pattern
Cancer with submucosal infiltration
Large depressed type tumor
Large lesions of the protruded type suspected to be carcinoma1
Mucosal lesions with fibrosis caused by prolapse due to biopsy or peristalsis of the lesions2
Local residual early cancer after endoscopic resection
Sporadic localized tumors with chronic inflammation, such as ulcerative colitis