Su1809 A Novel Complex Microsatellite in the Akr1b10 Promoter as a Marker for Differentiation and Lymphatic Metastasis of Colorectal Cancer

routine CRC histology, prompting score computation & recommendation for MSI analysis with high specificity. This is being tried prospectively & includes: CRC patient age ( 2 tumor-infiltrating lymphocytes/high-power field [4]. Usefulness of this simple method to supplement/compliment clinical identification of LS will be reassessed after a year. [1] Ladabaum U et al. Ann Intern Med 2011;155:69-79; [2] Schofield L et al, Int J Cancer 2009;124:1097-102. [3] Jenkins et al. Gastroenterology 2007;133:48-56; [4] Greenson et al. Am J Surg Pathol 2009;33:126-33