It is the so-called breath test, it is used to understand if there is a lactose intolerance. Let’s find out what it consists of and how it is done
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irene_righetti
You know the lactose breath test? If you’re wondering what it’s about, it’s the “breath test” which checks whether you are intolerant to milk and its derivatives (there are also breath tests lactulose and the breath test al glucosedepending on the problem).
breath test
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It is a test that is often carried out after experiencing severe abdominal pain, bloating and dysentery for several months. It must be requested by a specialist doctor, a gastroenterologist for example, and is a non-invasive diagnostic test.
Lactose intolerance
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There is something to take into account one in two Italians is lactose intolerant; therefore, it has a lack of lactase, the enzyme responsible for digestion, which has the task of splitting lactose into its two compounds, glucose And galactose.
how to take the test
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It consists of one collection of breath samplesbefore and after drinking a glass containing a sweet liquid (a specific sugar dissolved in water). After 30 minutes of drinking the liquid you blow into a small plastic tube connected to a transparent bag, at regular intervals of about 30 minutes. The exam generally lasts 180 minutes or more, if you have slow digestion. Subsequently the exhaled air is analyzed to look for the amount of gas exhaled (we look in particular for the hydrogen peak).
preparation
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The day before the exam they cannot be assumed dairy products and derivatives, yogurt and legumes, fruit and vegetables, fibre, bread and pasta. Eating only is allowed rice, meat and fish. And fasting is required from midnight (you can only drink water). Furthermore, you must refrain from smoking at least one hour before (and during) the exam. After about a week you will have the test result.
vary your diet
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If the test is positive, how will the diet change? It will be possible to hire lactose-free dairy productsor prefer some cheeses that do not have them such as Parmesan Cheese 24 months or more, and the gorgonzola (the list of lactose-free cheeses is quite long), but the specialist will point out the most suitable foods.
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