The last day of my period was the 20th of November. I have not had any symptoms of pregnancy but I think that I may be pregnant. I should have already had or started my period by now but I am still waiting. I would be around 3 weeks pregnant but I am not sure if it is to early to take a pregnancy test.
Learn more about this top honor. The fecal occult blood test (FOBT) is a lab test used to check stool samples for hidden (occult) blood. Occult blood in the stool may indicate colon cancer or polyps in the colon or rectum â though not all cancers or polyps bleed. Typically, occult blood is passed in such small amounts that it can be detected only through the chemicals used in a fecal occult blood test.
A fecal occult blood test checks a stool sample for blood that can't be seen with the naked eye. Blood in the stool is a sign of bleeding in the digestive tract.This could indicate cancer, polyps, hemorrhoids, diverticulosis, or inflammatory bowel disease, also called colitis. fecal occult blood test checks a stool sample for blood that can't be seen with the naked eye. Blood in the stool is a sign of bleeding in the digestive tract.