Review
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Dec 7, 2014; 20(45): 16984-16995
Published online Dec 7, 2014. doi: 10.3748/wjg.v20.i45.16984
Figure 6
Figure 6 Schematogram of large intestine. Red dotted circles (rectosigmoid junction, sigmoidodescending junction, splenic flexure, hepatic flexure) and green dotted box (sigmoid colon) are potential difficult segments during the procedure.