introduction the frequency of pediatric and adolescent oral and maxillofacial lesions is various in different societies. the present study aimed at investigating the frequency of oral and maxillofacial pediatric and adolescent biopsies in zahedan (southeast iran), and compare the results with other epidemiologic studies.methods and materials this retrospective study reviewed oral and maxillofac...

abstract:introduction: racial and environmental differences in communities leading cause of differences in serum lipids. it can be said this study aimed in assessing percentile curves of serum lipid profile about 6-18 years old students of birjand.method: the present cross-sectional study was done on 4168 students of birjand aged 6-18 years. they were classified into three age groups 6-10 and 1...

background: this study attempted to determine the effects of long-term use of vitamin c on vascular endothelial function. materials and methods: during a pilot clinical trial study conducted at imam hussein hospital (isfahan) in 2014-2015, a total of 40 diabetic patients were selected and then assigned randomly into two 20-subject groups receiving vitamin c and placebo tablets. the patients wer...

conclusions carcinomas were the most common malignant tumors of head and neck observed in this age group. also, oral cancers in children and adolescents constitute a small percentage of the lesions that were studied objectives we aimed to determine the frequency of head and neck cancers in a population of iranian children and adolescents. patients and methods the records of patients ≤ 19 years ...

background:leisure time activity is an important life-style habit. this study aims to determine the screen time ofa nationally representative sample of iranian children and adolescents. methods:this nationwide cross-sectional study was conducted as part ofthe fourth survey of a surveillance system. the participants consisted of 14880 students, with aged range from 6 to 18 years, living in 30 pr...

background : type 1 diabetes mellitus is the most common endocrine disease in pediatric. we aimed to determine the demographic characteristics at presentation of childhood type 1 diabetes mellitus in hamadan, west province of iran. methods : in this cross sectional descriptive study, demographic data of children with type 1 diabetes mellitus being followed up in pediatric endocrinology clinic o...

background: there are few epidemiological reports on adherence to physical activity (pa) and screen-time (st) recommendations among iranian children and adolescents at the provincial level. we used nationally representative data to provide recent prevalence estimates of iranian children who met the recommendations for pa and st.   methods: this nationwide study was conducted among 14,880 studen...

objective: we aimed at designing a cross sectional study to investigate the prevalence of psychiatric disorders in iranian children and adolescents and to determine its relationship with social capital, life style, and parents' personality disorders. method: this cross sectional study was a national project implemented in all provinces of iran. in this community-based study, using ‎multistage c...

background: there are few epidemiological reports on adherence to physical activity (pa) and screen-time (st) recommendations among iranian children and adolescents at the provincial level. we used nationally representative data to provide recent prevalence estimates of iranian children who met the recommendations for pa and st.   methods: this nationwide study was conducted among 14,880 studen...

purpose: to evaluate the etiologies of excessive blinking in children and teenagers less than 18 years of age in hamedan, iran. methods: this study was performed during 2009-2010 as a cross-sectional study on 50 children and teenagers less than 18 years old who were referred to sheikh-al-reis and farshchian clinics in hamedan for abnormal and excessive blinking. ophthalmic and neurologic examin...