Keyword: positive biopsy

Is it possible to have a negative blood test, but a positive biopsy?

While rare, it is possible to have a negative blood test and still have celiac disease. tTG sensitivity is approximately 98%, which means that 2% of all celiacs may have a normal tTG level. Sometimes tTG antibodies are not produced enough to show up in the blood stream and can only be detected in the… Read more »

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