Objective: Characterize the degree of diastolic dysfunction and left ventricular filling patterns according to the 2016 ASE Guidelines applied in a population of patients taken to echocardiography in a reference center in the city of Medellín between February and June 2017.Methodology: A cross-sectional study was performed in patients undergoing echocardiography.Patients with atrial fibrillation, pacemaker implantation, AV block, mitral ring calcification, any degree of mitral stenosis, mitral insufficiency were excluded.An initial descriptive explora-