A careful search of the literature fails to show that any case similar to the one to be described in this paper has ever been noted previously. The subject of this investigation was referred to me by Dr. J. Hartly Anderson on account of the presence of a reducing substance in the urine.
The patient is a strong adult male, with no symptoms of diabetes mellitus, and the only fact of importance obtained from the history and physical examination of the patient is that several years ago an intestinal anastomosis was done.
It may be noted by a study of Tables 1 and 2 that the patient is truly diabetic, with a tolerance of from 30 to 60 gm. of starch, and also that when given lactose, he excretes lactose in the urine. On one occasion pentose was also present in the urine, but as this was found only once,
Rosenbloom J. REPORT OF A CASE OF DIABETES MELLITUS COMPLICATED BY OCCASIONAL PENTOSURIA AND LACTOSURIA. JAMA. 1915;LXIV(6):508. doi:10.1001/jama.1915.02570320032013
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