Guaiac fecal occult blood test ... A positive fecal occult blood test means that the individual has blood in their stool. This indicates that they are bleeding somewhere in their digestive tract.

Guidelines on colorectal cancer screening generally include fecal occult blood testing (FOBT) as one of several options (JW Gen Med Nov 15 2008, p. 173; Ann Intern Med 2008; 149:627; and ...

What to do after a positive FOBT Publish Date August 15, 2011 A man aged 52 years has a positive fecal occult blood test (FOBT) just two years out from a normal colonoscopy screening.

Another option is Guaiac-based fecal occult blood test or gFOBT. It’s another at-home test that uses a chemical reaction to look for blood in the stool. A third option is Cologuard.

Feb. 4 -- TUESDAY, Feb. 3 (HealthDay News) -- Newer versions of the stool-based colon cancer tests -- recommended annually for Americans over 50 -- vary widely in their ability to spot potential ...

Nature Reviews Gastroenterology & Hepatology - Guaiac-based fecal occult blood test as a feasible colorectal cancer screening test. ... The positive predictive value was 42.7% for neoplasia, ...

TESTS for blood in the stool vary in sensitivity; it is generally agreed that the unmodified benzidine test gives a positive reaction if the patient has eaten meat, but the guaiac test is not consi ...

Sensitivity and reproducibility of chemical tests for fecal occult blood with an emphasis on false-positive reactions, The American Journal of Digestive Diseases, 18, 11, (930-940), (1973). https ...

colon cancer colorectal CA Positive guaiac fecal occult blood test result linked to increased risk of death from circulatory, respiratory, other diseases. HealthDay News — Individuals with a ...

In this study, the performance characteristics of the immunochemical test were superior to those of the Hemoccult II guaiac-based test. Note, however, that Hemoccult II is less sensitive than the ...