background and aims. change in the resting whole-mouth salivary flow rate (sfr) plays a significant role in pathogenesis of various oral conditions. factors such as smoking may affect sfr as well as the oral and dental health. the primary purpose of this study was to determine the effect of smoking on sfr, and oral and dental health. materials and methods. one-hundred smokers and 100 non-tobacc...

accumulations of large quantities of wastes (manure, used litter, dead birds) which are excellent medium for fly-larvae over poultry houses provide breeding places for different groups of fly pests, with house-flies being the dominant species. this project is a comparative lab study. in this research project the larvicidal effects of cyromazine and triflumuron were studied as two insect growth ...

zinc (zn) as a nutritional factor affects the health of the oral tissues. this study was done for the evaluation of the effects of zinc deficiency on the oral tissues of rats. the study was carried out on 14 male wistar rats, cessation of lactation on the 24th day after birth. the rats were randomly divided into two groups. zinc deficient (zd) diet was used for one group and another group was f...

introduction: definitive treatment of oral leukoplakia is very important because of its recurrences and malignant transformation depending on the location, clinical feature,degree of dysplasia and etiological factors. there are different kinds of treatment for this lesion, but using high power laser has some advantages like less pain, swelling, prevention of metastasis, edema, less bleeding (dr...

diabetes mellitus is a group of metabolic diseases caused by a combination of insulin resistance and impaired insulin secretion by pancreatic β cell. in 2007, 246 million people (roughly 6%) were affected by diabetes worldwide and it is estimated that this will increase to 380 million in 2025. diabetes is associated with several long-term complications such as cardiovascular disease, nephropath...

objective nocturnal enuresis is a common childhood problem and has various  treatments. this study was carried out to compare oral and nasal vasopressin in the treatment of nocturnal enuresis in 5- to 12-year-old children who were referred to the shahid beheshti clinic in 2008. materials & methods this study included 100 children (62 males and 38 females) with nocturnal enuresis. one group (50 ...

background: esophageal cancer is one of the major malignancies around the world. it is the 8th high frequency cancer and the 6th leading cause of cancer death worldwide. the etiology of esophageal carcinoma is thought to be related to the exposure of smoking, alcohol, nitrate and low socioeconomic status. in this study, the status of oral health was evaluated in the population living in the nor...

aim : the aim of this study is to estimate oral cavity cancer mortality for iranian population, using bayesian approach in order to revise this misclassification. background : mortality is a familiar projection to address the burden of cancers, but according to iranian death registry, about 20% death statistics were still recorded in misclassified categories. patients and methods : we analyzed ...

abstract background: the fear of aspiration of gastric contents and its life‑threatening disadvantages in patients have encouraged many medical practitioners to follow conservative policies for clear fluid/liquid and solid intake from midnight to the time of surgery. these policies have been pursued more severely in case of pregnant women, leading the physicians to follow “nil per os” policy. t...

background: muslim women tend to postpone their menstrual period using short course oral contraceptives (oc) during ramadan, muslims fasting month. recently, many cases of stroke, particularly cerebral vein thrombosis (cvt), have been reported in ramadan. objective: this work studies the incidence of cvt and its relation to ramadan. materials and methods: this is a cohort study conducted from o...