streptococcuscus beta hemolytic group a is the most important pathogen causing which may lead to purulent and non purulent angina. rheumatic fever is the most important complication that is the cause of 30% to 40% of cardiac disease and disablement. this study was performed to evaluate prevalence of streptococcuscus beta hemolytic group a and estimate role of clinical findings in children with ...

results: in total, 8.5% of all subjects were positive (11% of symptomatic and 6% of asymptomatic men). statistical analysis revealed an association between condom usage as a variable and infection in asymptomatic group (p ≤ 0.05). conclusions: findings of this study show that chlamydial infection screening especially in males with urogenital symptoms is necessary (at least in tehran) and we rec...