Background: Deep venous thrombosis (DVT) is a common and important vascular disease due to its morbidity and mortality. Its incidence remains high throughout the world and constitutes serious problems for national and international public health. Several inherited and/or acquired risk factors may be responsible for thrombus formation. Few epidemiological data regarding real world panorama of this disease in South America and Brazil is available in the literature.

Objective: Evaluate demographic data, diagnostic methods and treatment of deep vein thrombosis in the real world in public university hospitals in Brazil.

Methods: Five-year prospective records of deep venous thrombosis have been collected by the RHEUNI group of five public schools in the State of São Paulo. Demographic data of patients will be evaluated along with the main risk factors, clinical picture, diagnostic methods, use of different drugs to treat the disease and its complications. Digital platform has been used in data collection. Is a multicenter study and analysis will be performed using Microsoft Excel and Epi-Info. Key words: deep vein thrombosis, assessment, risk factors, demographic data.