Fecal immunochemical test (FIT)
Guaiac fecal occult blood test (gFOBT)
Stool DNA test
CT colonography
Flexible sigmoidoscopy
Blood tests for anemia or other abnormalities
Carcinoembryonic antigen (CEA) test
Symptom assessment by...
Surgery to remove the cancer
Chemotherapy
Radiation therapy
Targeted therapy
Immunotherapy
Ablation or embolization for selected metastatic tumors
Clinical trials
Palliative care for symptom control when cure is not possible