Colorectal Cancer Screening
Method: 2-day fecal occult blood test (FOBT)
Stool samples from 2 consecutive days are collected and examined for the presence of blood.
This test checks for bleeding caused by contact between the stool and cancer or polyps in the colon.
The test can detect trace amounts of bleeding that are not visible.
How to take stool（PDF 371.3KB）
Stool Sampling Precautions
- Stools samples should be taken a total of 2 times (over 2 days), preferably within 2 days prior to the exam.
- Not recommended during menstruation.
- After taking the stool samples, please keep them refrigerated. If storage at room temperature is unavoidable, keep them in a cool area (25℃ or below) away from sunlight.
< Common Concerns >
- I'm constipated and don't have bowel movements every day.
If an interval of 2 to 3 days between the second bowel movement is unavoidable, keep the first stool sample container in a cool, dark place or in the refrigerator. - I was only able to collect one sample.
Please submit the sample.
Do not submit unused containers and dispose of them as noncombustible. - The stool is hard and doesn't stick to the grooves.
Apply a small amount of water to the stool's surface to soften it before collecting. - I have diarrhea.
Collect the stool by stirring it with the stick. - I'm menstruating.
Testing is not available during menstruation.
Please collect the samples 2-3 days after menstruation ends.