Background: diabetic nephropathy is the cause of 10 to 15 % of chronically ill terminal patients and a significant percentage are diagnosed in very advanced stages.Objective: to characterize, from the clinical and epidemiological point of view, the diabetic patients with microalbuminuria from Las Tunas municipality and who were treated at the Diabetes Provincial Center during 2014.Methods: a descriptive and cross-sectional study was carried out in 87 patients treated at the place and time mentioned above. Patients under 18 years old and those with more than 10 years of evolution of diabetes mellitus were excluded. Health histories were used as a secondary source of collecting information. The data were treated according to descriptive statistics and expressed in absolute and percentage values.Results: the most frequent diabetes mellitus was type II in 86,2 % of patients; in 44,8 %, the time evolution of the disease was 1 to 3 years; the most frequent predisposing factor was hypertension in 62,1 %; in 41,4 % of the study sample, the 0,04 g / L semi-quantitative microalbuminuria predominated.Conclusions: diabetic patients with microalbuminuria from Las Tunas municipality were characterized. More than half the sample had hypertension as a predisposing factor.</p
