RT Journal A1 Wirtschafter ZT T1 BLood sugar versus urinary sugar JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1939 FD November 4 VO 113 IS 19 SP 1752 OP 1753 DO 10.1001/jama.1939.02800440056024 UL http://dx.doi.org/10.1001/jama.1939.02800440056024 AB To the Editor:—  In The Journal June 17 and 24 appears a paper entitled "Blood Sugar versus Urinary Sugar" by Dr. Anthony Sindoni Jr. The author states that:In view of the high incidence of disturbed carbohydrate metabolism frequently escaping detection by examination of the urine for sugar and the serious consequences resulting therefrom, blood sugar estimations, fasting and after meals, should be indispensable in early and latent recognition of the blood sugar disturbances:They should be the governing factor in guiding the insulin dose and diabetic treatment.Control of the hyperglycemia, not the glycosuria, should be the paramount aim of diabetic treatment.The estimation of blood sugar levels is indispensable in the recognition of early and latent diabetes, but once the diagnosis has been made there is a question as to the relative value of blood sugar determinations. Diabetes mellitus is a metabolic disturbance not only of