ABSTRACT
It is estimated that cardiopulmonary disorders eslkjpecially coronary artery disease are the leading causes of mortality in world and Iran. The arteriosclerotic process in the coronary arteries, as in other blood vessels, consists of focal intimal accumulation of lipids, complex carbohydrates, blood and blood products, fibrous tissue, and calcium deposits associated with changes in the media, that causes unstable angina and myocardial infarction. Treatment of these patients is medical therapy and coronary artery bypass grafts surgery [CABGs] with or without cardiopulmonary bypass [CPB]. The aim of this research is stu4ing One Years Clinical Out come after Coronary Artery Bypass. This research is cross sectional and case control trial study. It was performed in Shahid Madani hospital in Tabriz - Iran during the year 2006-2007. The patients who had CABGs with or without CPB were studied. The information was collected by filling a questionnaire and was analyzed by the t-test and chi-square program. In this study 196patients had CABG without CPB [group I] and 133 with CPB [group 11]. Number of grafts in group I 2.49 +/- 0.04 and 2.73 +/- 0.04 in group II. The rate of complications in 2 groups was not significant, EF is improved in group I, and use of Introps and IABP was less than in group II. In group I hospitalization [lCU, hospital] was less than in comparison with group II. According to results CABG without CPB is a safe method According to results out comes of this stu4 is comparable with other studies in world