Lead Sponsor

Korea University Guro Hospital

Collaborators

Age

18 - 80 years

Sex

ALL

Healthy Volunteers

Yes

•\* clinical diagnosis of stage II or III after curative resection for colon cancer and planned to be received modified FOLFOX6 as an adjuvant chemotherapy
•* more than 18 years old
•* baseline Hb level \<12g/dL or more Hb 2g/dL decrease after chemotherapy
•* patients who received more than 1 cycle of FOLFOX6

•\* patients with neoadjuvant therapy
•* patients who have other diseases associated with anemia such as CKD, IBD, other bone marrow diseases
•* patients who received RBC transfusion during chemotherapy
•* patients diagnosed with local recurrence or distant metastasis during chemotherapy
•* ferritin \> 800 ng/mL and TSAT ≧ 50%
•* patients who are not willing to participate in the study