Abstract
The ulcer of lower-extremity is a disease with high incidence and prevalence, affecting 1 to 3% of the population in developing countries. A vascular etiology is the main cause with 75 to 90% of cases. The venous ulcer of the lower limbs is the most advanced stage of chronic venous disease (CVD), being a common problem in western countries, causing significant socioeconomic impact. In Bra…