RESUMEN
Staphylococcus aurous has been known as one of the most common nosocomial pathogens which include as much as 30% to 50% of general population. Regarding to the presence of carrier staff can be considered as one of the infection source; remarking of carrier for prevention purposes is important. In a cross-sectional study we determined the prevalence of staphylococcus aurous carriage among 113 edical staff of Madani Heart Hospital, Tabriz [Iran] 28/08/2009 to 28/09/2009 on [Physicians, nurses, technicians, secretaries, the administrative personnel and services], including surgical wards, laboratory, ICU and CCU. In this study, 113 participants comprised of 60 males [53%] and 53 females [47%], and their mean age of participants in this study was 34.8 years [20-55]. Sampling was carried out from nasal of employees. Samples were place on blood agar and mannitol salt agar; suspected colonies have been cultured and identified by catalase, coagulase and DNAase. Generally, of 113 people who entered the study, 30 person [26.5%] had positive cultures and 82 [72.6%] had a negative culture. The incidence of staphylococcus aureus carriage was more in men than women 57% vs. 43% [p<0.05]. In this study staphylococcus carriage incidence in Tabriz heart centre [Madani hospital] was 50%to 80% lower than our estimation, unexpectedly