Myocardial infarction is known as a heart attack. It is a state of the formation of necrotic areas in the myocardium from occlusion of the coronary artery. In 2018, the estimated 17.3 million deaths in the world are caused by cardiovascular disease, especially coronary heart disease or myocardial infarction. One of the major risk factors of myocardial infarction is hypertension. The purpose of this study was to determine the relationship between hypertension and myocardial infarction at Haji General Hospital Medan in 2019. This type of research is an analytic study with cross sectional design with a sample of 47 people who were taken with total sampling and test bivariate selected is the Chi Square test

Keywords : Myocardial Infraction, Hypertension, RSU Haji Medan