14+ Cancer Blood Test Background. The blood test identified breast, lung, and colorectal cancers, for which there are recommended screening tests. A test for fecal occult blood looks for blood in your poop, or feces.
Using a blood test to detect cancer is a relatively new—but still medically reliable—method of blood tests can detect cancer even before early symptoms have begun to show.
Prostate cancer blood test 'helps target treatment'. Researchers in the united states and united kingdom developed the new test, and they now report their findings in the journal annals of oncology. Don't worry if you have. Scientists have developed an experimental blood test that could make it easier to detect eight types of cancer in their early stages, but more research is needed.