[Clinical course and prognosis of myocardial infarction].

1000 patients with myocardial infarction between 1975 and june 1991 were admitted in the cardiac unit at the university hospital in Sfax. The mean age is 60 years, with a masculine predominance (86%). The time between, onset admission is long, 47.4% were admitted within 24 h after onset and 16.5% within 6 h after onset. The site of MI was more often in anterior region (58.6%) against 36% in the posterior region. Evolution was favorable in 34.7% of cases, 36.5% cases of left cardiac failure were noted, and 11.7% of cardiogenic shock rhythm disorders were noted in 34.6% of cases (under estimated) and conduction disorders were noted in 22% of cases. Early mortality is about 17.4% occurring more often during the first 3 days.