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What is Which is not a test for diabetes mellitus - and explain in detail?
D-xylose absorption is a laboratory test to determine how well the intestines absorb a simple sugar (D-xylose). The test helps determine if nutrients are being properly absorbed. It is done in : persistent diarrhea, signs of malnutrition, unexplained weight loss. Rest of the options are the tests done in diabetes mellitus. Ref - Harrisons internal medicine 20e topic diabetes