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Definition of Fecal occult blood test

Fecal occult blood test: A test to check for hidden blood in the feces. Fecal refers to stool. Occult means hidden. Fecal occult blood may be due to a number of causes. The source of the bleeding may be anywhere in the gastrointestinal tract. Abbreviated FOBT.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=3399
Last Editorial Review: 4/4/2004


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