Abstract: The aim of the study was to identify the prevalence and risk factors of ischemic heart disease among patients undergoing coronary angiography. Subjects and Method: A descriptive exploratory research design was utilized. This study was carried out in the cardiovascular medicine department at Assiut University Hospital. The study sample consisted of all patients attended to the cardiovascular medicine department and underwent coronary angiography within 6 months period from October 2016 to April 2017 500 patients (317 males and 183 females). A structured interview sheet was utilized to collect data includes Data related to socio-demographic characteristics, medical data and risk factors of ischemic heart disease. Results: Incidence of ischemic heart disease among patients underwent coronary angiography at Assiut University Hospital over six months was 398 patients out of 500 patients (79.6%). Most of the studied patients were males and their age ranged from 40-65 years. Smoking, obesity, hypertension, diabetes and family history were the major risk factors for IHD respectively. Conclusion: There was highly significant statistical relationship between the age, sex, diabetes and smoking and the prevalence of IHD with a p-value of (0.001).  Recommendations: Screening of those living in rural areas for IHD, and application of life style modification programs for the modifiable risk factors which leading to IHD.

Key words: Coronary angiography, Ischemic heart disease, Prevalence.