Question

According to the Dukes system, a tumor that has penetrated muscular tissue of the colon, but hasn't involved nodes, would be classified as

Answer 1

According to the dukes system we would consider the tumor two be in stage IIB. Stage IIB according to the system is what happens when the cancer has penetrated the organ but has not involved lymph nodes. Stage IIC is the clasificiation used when the cancer involves lymph nodes.