results a total number of 20 out of 1772 (1.12%) examined students were found to be infested by lice. although the infestation rate was higher in girls, the difference of infestation rate between genders was not statistically significant (p > 0.05). the rate of head lice infestation was siginificantly (p < 0.05) correlated to their hair-washing behavior. parents’ literacy level also was siginif...

conclusion: due to the high rate of accidents in metal and construction industries, engineering controls, the use of appropriate protective equipment and safety worker training seems necessary. results: the occupational accidents rate was 253 in 100,000 workers in 2008. 98.2% of injured workers were men. the mean age of injured workers was 32.07 ± 9.12 years. the highest percentage belonged to ...

background: this study was conducted to explain the trend of cutaneous leishmaniasis (cl) in kermanshah province, western iran from 1991- 2012. methods: in this analytical-descriptive study, all of the patients suspected to cl in kermanshah province were studied. smears were prepared from most of them, stained with giemsa, and examined microscopically for leishman bodies. a few of the patients ...

actinomycosis is an indolent, slowly progressive infection caused by anaerobic or microaerophilic bacteria, primarily of genus actinomyces, which colonize the mouth, colon and vagina. mucosal disruption may lead to infection virtually at any sites in the body. the aim of this study was to underline different features of actinomycosis and to represent total data about etiologic agents, clinical,...

background: this study was conducted to describe the trend of the number of aids cases died in iran, during 1987-2000 and to determine some important epidemiological factors related to the syndrome. methods: using a questionnaire form of interview epidemiological information was collected. cases were recorded in the center of disease control of iran (cdci). all records included: year of diagnos...

background : cancer incidence rate is increasing in the world particularly in developing countries. the awareness regarding cancer incidence and distribution helps policy makers and researchers to design comprehensive plan for controlling cancer. the aim of this study was to determine the incidence rate and trend of cancer in yazd province, centeral iran. methods : data from yazd cancer registr...

background : hamadan is a province with high incidence rate of suicide. the present study was conducted to assess suicide and its associated risk factors in this province. methods : in this cross-sectional study, all cases of suicide occurred in the province, were investigated from april 2008 to march 2010. the data were collected from provincial health center and forensic medicine's databases ...

trichinellosis is both of veterinary and medical importance in countries where pig breeding and pork consumption exists. in iran, people are forbidden to consume pork because of the religious regulations. therefore, there have not been any human cases over the past decades except a doubtful case based on serological test. although there are some sylvatic trichinellosis in wild life in different...

b a ckground : scorpion sting is a major health problem in iran. the aim of current study was to measure the inci- dence rates of scorpion stings, mortality, recovery, and affected age groups. the results of treatment with and with out anti venom also were considered in the entire country during 2009 . m e t hods: all the data were collected from emergency section of different hospitals and the...

background: the aims of this study was to analysis the current situation of malaria and to find the distribution of anopheline mosquitoes, as probable vectors of the disease, in qom province , central iran. methods: this study was carried out in two parts. first stage was data collection about malaria cases using recorded documents of patients in the province health center, during 2001–2008. th...