[Early diabetic nephropathy in a patient with agenesis of one kidney]

A 24 year old male diagnosed of type II diabetes mellitus of 2 years of known clinical evolution discovered by an episode of hyperglycemic decompensation without ketoacidosis is presented. In the study of possible visceral involvement of the disease agenesis of the left kidney with compensating hypertrophy of the right kidney, increase of glomerular filtrate and proteinuria of 1.8 g/24 hours were observed. Renal histologic study demonstrated the existence of diffuse intercapillar glomerulosclerosis compatible with diabetic glomerulopathy. From these data and review of the literature the possibility of the greater risk of individuals with a single kidney to present nephropathy in the case of coexistence of associated diabetes mellitus.