background : skin cancer is the most common malignancy in the world. thus, the aim of this study was to determine the incidence trend of skin cancer in isfahan province, iran. methods: the present cross-sectional study was conducted using data registered during 2004-2008 in the disease management center and cancer registry system of the ministry of health and medical education. the trend of ski...

let $g$ be a simple graph with vertex set $v(g) = {v_1, v_2,ldots, v_n}$ and edge set $e(g) = {e_1, e_2,ldots , e_m}$. similar tothe randi'c matrix, here we introduce the randi'c incidence matrixof a graph $g$, denoted by $i_r(g)$, which is defined as the$ntimes m$ matrix whose $(i, j)$-entry is $(d_i)^{-frac{1}{2}}$ if$v_i$ is incident to $e_j$ and $0$ otherwise. naturally, therandi'c incidenc...

in this paper we carried out an exact statistics on the basis of total admission due to abortions, with following results: 1- abortion incidence is 14 of total admissions. 2- 46.8 of abortions were between the 8th and 12th weeks of gestation. 3- 42,038 of the patients with abortion were 24 years old or younger (younger than 25 years of age). 4- the abortion incidence is equal in different blood...

background rabies has been reported as the most important endemic zoonotic disease in iran and still remains as a major public health problem. objectives the main objective of the current research was to study the epidemiology of animal bites in borujerd county in iran and to compare its prevalence to other parts of iran from april 2006 to september 2011. patients and methods the data were reco...

pseudomembrane colitis (pmc) and antibiotic associated colitis (aac) are acute disease of the colon. in the case of in adequate treatment, the disease will often become chronic and my lead to the dysplasia of the epithelial cells of the infected areas. previously because of poor knowledge. treatment in this case, one of the method for treatment was surgical ablation of the large intestine while...

background: to manage relapsing‑remitting multiple sclerosis (ms) in the course of acute exacerbations, methylprednisolone (mp) (medrol or solu‑medrol), has the ability to lock the injured blood‑brain barrier and decrease irritation in the central nervous system. the aim of this preliminary study was to investigate the frequency and time interval related to mp pulse therapy in patients with ms....

conclusions according to the results obtained, the largest numbers of deaths and illnesses were due to the high average pm10 concentration or an increase in the number of days of exposure to this pollutant. background particulate matters have harmful effects on human health and can intensify mortality and disease. objectives the purpose of this study was to evaluate the health impacts of partic...

background: asthma is a chronic multifactorial disease with a high prevalence. among asthma risk factors, the effect of baking in wood tenor ovens (traditional form of baking) on bronchial asthma is still debated. the aim of this study was to determine the association between baking in wood tenor ovens and incidence and control of bronchial asthma. materials and methods: this descriptive study ...

purpose: to determine the incidence and prevalence of clinical keratoconus (kcn) in yazd province. methods: in this population-based survey, a surveillance program was established in yazd province (population size=990,818). all new clinically diagnosed cases of kcn were registered and referred for topographic imaging during one year (2008-2009) by all local ophthalmologist and optometrists. peo...

background: evaluating the tuberculosis (tb) status of theeconomic cooperation organization (eco) member countriesrelation to goal 6-c of the third millennium, which includes thattb incidence, prevalence, and death rates should be halved by2015, compared with their level in 1990.methods: in 2009, we have critically reviewed the countries’millennium development goals (mdgs) reports and extracted...