HI, My daughter is 11 years old and there is pain in her abdomen from last 1 yr. Doctor said for GBT test. What is this test and what it needs for.
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The glucose hydrogen breath test is used to identify abnormal growth of bacteria in the intestine. You will be asked to breathe into a breath collection device and your breath will be collected and analyzed for the presence of hydrogen. Normally, small amounts of bacteria are found in the intestine. If there is a significant increase in the amount of bacteria, food and nutrients are not absorbed properly. Bacterial overgrowth can result from a slow transit of food through the bowels or from certain medications. Symptoms may include abdominal pain, bloating, gas, and diarrhea. The glucose hydrogen breath test is used to identify abnormal growth of bacteria in the intestine. K.
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