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Case details

A 22-year-old man collapsed from dehydration during maneuvers in the desert and was sent to emergency. A high level of glucose was observed in his urine. He was suspected of being a diabetic. Further tests, however, determined that his serum insulin level was normal. A glucose tolerance test exhibited a normal pattern; further testing of the urine revealed that only D-glucose was elevated. Other sugars were not elevated. The patient was diagnosed with, ‘Renal glycosuria’. This patient’s elevated urinary glucose and his dehydration episode are caused by a deficiency in which of the following?
A. GLUT 2
B. GLUT 4
C. Insulin receptor
D. SGLT1
E. SGLT2

To check the answer follow the link

http://usmle.biochemistryformedics.com/case-study-renal-glycosuria/

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