A 44-year-old member asked:
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how do you know if you have low or high blood sugar of if you have diabetes, without a blood test?

1 doctor answer
Dr. Gurmukh Singh
48 years experience Pathology
Urine test for sugar: Presence of sugar/glucose in urine would be an indiation of high blood glucose and possibly diabetes. Low blood sugar can only be detected with a blood test.
Answered on Apr 12, 2013
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Dr. Stanley Schwartz
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No: Routine blood sugar testing/ hga1c will discover diabetes if present.
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Dr. Donald Alves
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Not likely: You need a more definitive test--either glucose challenge or hgba1c. Discuss concerns and options w/your dr.
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