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occult blood

   Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Wikipedia 0.01 sec.
occult blood [ə′kəlt ′bləd]
(pathology)
Blood in body products such as feces, not detectable on gross examination.


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There continue to be discussions among clinicians on which method to adopt in their practices [guaiac fecal occult blood test (FOBT) vs.
The one test that doesn't require prep is a fecal occult blood test.
If you've tested normal in a fecal occult blood test (FOBT), which checks for trace amounts of blood in the stool (a sign of many possible conditions, including cancer), you should not assume you don't need a colonoscopy; precancerous and even cancerous polyps do not always cause bleeding.
 
 
 
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