background : gastric cancer is a common and lethal disease throughout the world. in iran with 7300 new cases annually, it is the first cause of cancer related death in both sexes. regarding the high incidence (10.5/100000 individuals) of gastric can­cer and priority of prevalence index in cancer management, in this study we tried to determine 1, 2-3 and 4-5 year point preva­lence of the disease...

background: to determine the prevalence and characteristics of birth defects in perinatal infants in hubei province during 200l-2008. methods: the prevalence of birth defects in perinatal infants delivered after 28 weeks or more was analyzed in hubei surveillance hospitals during 200l-2008. results: the incidence of birth defects in perinatal infants from 200l to 2008 was 120.0 per 10,000 birth...

background and aims: charcot marie tooth disease (cmt) is the most prevalent hereditary neuropathy and its frequency is 1 in 2500. cmt is a heterogeneous disease and has different clinical symptoms. the prevalence of cmt and involved genes differ in different countries. cmt patients experience considerable sleep problems and a higher risk of decreased quality of life. in this work it was aimed ...

background ulcerative colitis (uc), as the prototype of inflammatory bowel disease of the large bowel, is increasing in iran and other developing countries. there are few studies that discuss the properties of this disease in the islamic republic of iran. the result of this review may provide a general consensus about the epidemiological features of uc in iran. methods this was a qualitative, s...

hypothermia is an important cause of neonatal morbidity and mortality especially in low-income settings. to control this problem in countries such as iran a full knowledge of the situation is of great importance. a review was performed both in persian and english, including international databases. totally 934 articles were reviewed and finally five articles were selected. the incidence of neon...

background: tehran is the capital of iran with an increasing multiple sclerosis (ms) incidence. a retrospective population-based study was conducted to evaluate the status of ms prevalence and ms incidence trends in tehran province, iran. methods: a population-based study was conducted from 1991 to 2014 in tehran province, the capital city of iran based on iranian ms society (imss) registry sys...