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The stool guaiac test or guaiac fecal occult blood test (gFOBT) is one of several methods that detects the presence of fecal occult blood [1] (blood invisible in the feces). [2] The test involves placing a fecal sample on guaiac paper (containing a phenolic compound, alpha-guaiaconic acid, extracted from the wood resin of Guaiacum trees) and ...
Fecal occult blood testing (FOBT), as its name implies, aims to detect subtle blood loss in the gastrointestinal tract, anywhere from the mouth to the colon.Positive tests ("positive stool") may result from either upper gastrointestinal bleeding or lower gastrointestinal bleeding and warrant further investigation for peptic ulcers or a malignancy (such as colorectal cancer or gastric cancer).
Schistosomiasis, also known as snail fever, bilharzia, and Katayama fever, [1][2][9] is a disease caused by parasitic flatworms called schistosomes. [5] The urinary tract or the intestines may be infected. [5] Symptoms include abdominal pain, diarrhoea, bloody stool, or blood in the urine. [5] Those who have been infected for a long time may ...
Veterinary medicine. In veterinary medicine rectal examination is useful in dogs for analysis of the prostate (as in men), pelvic urethra, sublumbar lymph nodes, and anal glands. In horses it is a vital component of the clinical examination for colic, to determine the presence or absence of bowel torsion, impaction, or displacement.
Yellow and blue tops for parasite testing, red top for stool cultures and the white top was provided by the patient with the sample. A stool test is a medical diagnostic technique that involves the collection and analysis of fecal matter. Microbial analysis (culturing), microscopy and chemical tests are among the tests performed on stool samples.
Guaiacum officinale is one of two species yielding the true lignum vitae, the other being Guaiacum sanctum. Guaiac, a natural resin extracted from the wood, is a colorless compound that turns blue when placed in contact with substances that have peroxidase activity and then are exposed to hydrogen peroxide. Guaiac cards are impregnated with the ...
You may have colon or rectal cancer. Mucus in stool can sometimes be a symptom of colon cancer, says Dr. Shanker-Patel. However, mucus in stool is just one of a number of symptoms that might be ...
Gum guaicum, or guaiac resin, [2] is a substance produced from the tree species Guaiacum officinale. It is registered as food additive: as a preservative under the E number E241, and as an antioxidant under E314. [3] Guaiac resin is also used medically for the stool guaiac test. Chemically, it is mixture of approximately 70% alpha- and beta ...