Sexually Transmitted Infections in Tehran

objective: sexually transmitted infections (stis) remain a public health problem of major significance inmost parts of the world. this study aimed to detect the most prevalent pathogens in patients with signsand symptoms of sti referring to a group of university clinics in tehran.materials and methods: in this cross-sectional study using randomized cluster sampling, 507consecutive male and female patients presenting with signs and symptoms of sti referring to selectedhealth care centers of shahid beheshti university were evaluated between may 2005 and may 2007.diagnosis was made according to who criteria for signs and symptoms of sti in addition to microscopicstudy of genital discharges.results: the most prevalent sti pathogens were candida, trichomona, neisseria gonorrhoeae andchlamydia with respective frequencies of 53.96%, 18.87%, 4.91% and 22.26% in women and 47.10%,8.67%, 9.50% and 34.71% in men.conclusion: candida was detected in majority of cases. chlamydia was the most prevalent sti in bothsexes. simple preventive care has crucial role in decreasing the frequency of stis in society.