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A 45-year-old member asked:

Is it possible for a doctor do a blood test to detect lactose intolerance?

1 doctor answer2 doctors weighed in
Dr. Orestes Pablos
General Surgery 63 years experience
Yes, lactose test.: Lactose intolerance is a disease associated with the ingestion of different types of carbohydrates. The main symptoms are diarrhea, abdominal bloating 20-30 min. Of ingestion of carbohydrate. The test done for diagnosis is the lactose tolerance test: ingestion of 50 g of lactose and the subsequent diarrhea, determination of glucose in blood shows elevation of no more than 20 mg. Hydrogen test also.
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Last updated Jun 8, 2015


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