Colorectal cancer (CRC) is the third most common cancer inmen and the second in women worldwide. Between oneand two million cases are diagnosed every year [1].Furthermore, it is also one of the leading causes for cancer-related deaths worldwide alongside lung cancer and breastcancer [2, 3]. In Germany, the 5-year-prevalence for CRC(ICD-10, C18-21) was 116,000 among men and 98,000among women in 2013 [4]

Colorectal cancer (CRC) is the third most common cancer inmen and the second in women worldwide. Between oneand two million cases are diagnosed every year [1].Furthermore, it is also one of the leading causes for cancer-related deaths worldwide alongside lung cancer and breastcancer [2, 3]. In Germany, the 5-year-prevalence for CRC(ICD-10, C18-21) was 116,000 among men and 98,000among women in 2013 [4]