Inclusion Criteria:

- Patient who is diagnosed colorectal cancer by patho& cytologic diagnosis since
accepting radical operation within half a year.

- Stage II or III colorectal cancer.

- 18－75 yr.

- Being able to participate and sign the informed consent.

Exclusion Criteria:

- Pregnant woman, Psychotic.

- Patient who put together with other cancer.

- Existed serious complaint and functional disturbance (impairment) with non-tumorous
in arch-organ.

- Reactiveness cerebrovascular disease (CVD) .

- Uncontrolled infection and metabolic disease.

- One item of tumor marks is progressed, and it still is progressed when patient
recheck.

- Tumor that it is neo-occurred in each organ or pelvic cavity or abdominal cavity
without definite patho-quality.