PURPOSE To detect predominant bacteria associated with radicular cysts and discuss in light of the literature. MATERIAL AND METHODS Clinical materials were obtained from 35 radicular cysts by aspiration. Cultures were made from clinical materials by modern laboratory techniques, they underwent microbiologic analysis. RESULTS The following are microorganisms isolated from cultures: Streptoco...

Background: Brain abscesses are intracerebral infections with pus accumulation that can be fatal in most cases without appropriate treatment. The common cause of brain streptococci and staphylococci. Streptococcus anginosus is a group part the normal flora oropharynx rarely severe bacterial infections. Case Report: Our patient 64-year-old man who underwent dental procedure, presented few days l...