Abstract:
In this article, we analyzed the studies, that were conducted over the past 10 years to study the role of the "guard lymph node" in colorectal cancer. Researches were studied prospectively as well as retrospectively, in which "guard lymph nodes" were defined and was studied the lesion of lymph nodes 1, 2 and 3 orders. The purpose of this work is to evaluate and compare the results of operations used in collorectal cancer. Results and conclusions are presented on the basis of developed and developing countries.
