Review
Copyright ©The Author(s) 2015.
World J Gastrointest Oncol. Dec 15, 2015; 7(12): 434-444
Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.434
Figure 1
Figure 1 Both familial and individual factors may influence the genesis of multiple primary colorectal cancer. Genetic predisposition can promote the carcinogenesis sequence over time, whereas enviromental factors promote formation of different tumours along the colon surface at the same time.