This diagnostic evaluation measures the quantity of hydrogen in exhaled breath after ingesting a particular sugar resolution. Elevated ranges point out the malabsorption of that sugar, offering insights into potential digestive points. For instance, a excessive studying after consuming lactulose may recommend lactose intolerance, whereas an identical consequence after glucose ingestion would possibly level to small intestinal bacterial overgrowth (SIBO).
Evaluating exhaled hydrogen offers a non-invasive method to assess carbohydrate metabolism and pinpoint the underlying causes of assorted gastrointestinal signs, corresponding to bloating, belly ache, and diarrhea. This methodology presents a helpful various to extra invasive procedures. Traditionally, diagnosing these situations relied on much less exact strategies, making this method a major development in gastroenterology.