noun
abbreviation for Fecal Occult Blood Test, a medical screening test for detecting hidden blood in the stool, which can be a sign of various gastrointestinal conditions such as colorectal cancer
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The doctor recommended that the patient undergo a FOBT to screen for colorectal cancer.
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I have to do a FOBT test next week, it's not going to be fun.
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I heard FOBTs are not pleasant, but it's important for your health.
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The FOBT is like a detective searching for clues of potential health issues.