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The article fecal occult blood (FOB) provides an expanded consideration of the clinical application of FOB tests generally, including other clinical methods, and the comments here are those that relate specifically to the guaiac gFOBT method. One major use of stool testing for blood is detection of colorectal cancer.
The stool guaiac test for hidden (occult) blood in the stool should be used at home following the test kit's directions with spontaneously passed stool [22] or on samples submitted to a clinical laboratory. Testing kits are available at pharmacies in some countries without a prescription, or a health professional may order a testing kit for use ...
A multi-target stool DNA test was approved in August 2014 by the FDA as a screening test for non-symptomatic, average-risk adults 50 years or older. [8] A 2017 study found this testing to be less cost effective compared to colonoscopy or fecal occult blood testing. [9]
A stool culture—the controlled growth of microbial organisms in culture media under laboratory conditions—sometimes is performed to identify specific pathogens in stool. The stool guaiac test (or guaiac fecal occult blood test) is conducted to detect the presence of blood in stool that is not apparent to the unaided eye.
By contrast, dark red or maroon blood may mean you are bleeding higher up in your colon, and black or tar-like stool suggests bleeding in your stomach from an ulcer, he notes. (Here’s why blood ...
Fecal immunochemical test; Fecal occult blood; ... Stool guaiac test; Sudan stain This page was last edited on 3 April 2018, at 03:18 (UTC). ...
Occult blood may refer to: Fecal occult blood, blood present in the feces that is not visibly apparent; Hematuria, the presence of red blood cells in the urine
4 Suggest replace photo of brand name guaiac FOBT, which is no longer preferred, with photo of a high-senstivity test, which is 1 comment 5 Major recommendations of best practices excluding most guaiac FOBT need to be laid into article.