II. Indications
- Lactose Intolerance testing
III. Technique
- Obtain baseline Fasting Blood Glucose
- Patient ingests 1 to 1.5 grams lactose per kilogram
- Measure serial Blood Glucose levels
IV. Interpretation: Positive Test for Lactose Intolerance
- Blood Glucose rises <20 mg/dl above Fasting level
- Intestinal symptoms of Lactose Intolerance present
V. Efficacy
- False Positive Rate: 20%
- False Negative Rate: 20%