Stages of colon cancer are:
Stage 0: only on the innermost layer of the large intestine.
Stage 1: in the inner layers of the colon
Stage 2: spread through the muscle wall of the colon
Stage 3: spread to the lymph nodes
Stage 4: spread to the other organs
Treatment :
Treatments depends on the stages, type, age and other health problems..
Treatments include surgery,chemotherapy,radiation..
Usually stage 0 is treated by performing a surgery.Stage 1,2 ,and 3 needs a vast surgery.Stage 3 is done followed by chemotherapy.In stage 4 chemotherapy is used to extend survival in patients..Stage 1,2,3 are potentially curable..In many cases it is treatable if it is caught early
Radiation may usually done in combination with chemotherapy in stage 3 rectal cancer.