original article   extended exposure to noise can cause permanent hearing damage. this study aimed to determine the incidence time of hearing loss and its effective factors in workers exposed to noise. this retrospective cohort study, was conducted on a total of 273 workers in various sectors of kerman copper by-industries co. their hearing status and the incidence of hearing loss (hearing thre...

background:proximal femoral shaft fractures are commonly associated with marked blood loss which can lead topostoperative acute anemia and some other complications.tranexamic acid (ta) is an antifibrinolytic medication that reduces intra-and postoperative blood loss and transfusionrequirements during some elective surgeries (1-3).the aim of this study is to evaluate the effect of intravenous tr...

background and aim: the elderly afflicted with hearing loss experience the consequent problems of falling and imbalance. some rea­sons have been reported for the relationship between hearing loss and imbalance. however, a large part of the population of the elderly does not experience hearing assessments and if such assessments are done, the right rehabilitation services are not offered. this s...

the  main  clinical presentation  of  patients  with  primary antibody  deficiency (pad) incorporates upper respiratory tract infections comprising otitis media, sinusitis and pneumonia.  this  study  was  designed  to  investigate clinical and  paraclinical otological complications in major types of pad.  a cross sectional study was conducted on 55 pad patients with diagnosis of selective iga ...

abstract the objective of this study is evaluation of government’s optimum combination of policy instruments on per capita consumption of bread and the share of this product in food cost of families in different income classes. the minimization of changes in dead weight loss function is used in this study. by using boot strop method and on base of normal distribution for supply elasticity and d...

abstract in this study, fresh pistachio of 'ohadi' and 'akbari' cultivars expose to the uv-c radiation with a wavelength of 0, 3, 6 and 12 kj/m2, then located at temperature of 1 ± 3 degrees celsius for 45 days. properties or attributes, including weight loss, stiffness and sensory evaluation of fresh pistachio after 20 and 45 days storage were measured. results showed that pistachio nut weight...

background exposure to the excessive levels of occupational noise is one of the principal harmful agents affecting the workers’ health. this study aimed to investigate the relationship between the occupational noise exposure and the hearing loss caused by working in small-scale service industries in the city of damavand, close to the metropolitan capital city of tehran, iran. methods this descr...

susac's syndrome (ss) is a clinical triad of encephalopathy, branch retinal artery occlusion and sensorineural hearing loss and maybe due to an immune-mediated endotheliopathy. because of its rarity and some similarities to other common neurological conditions such as multiple sclerosis and acute disseminated encephalomyelitis, it is often misdiagnosed and therefore mistreated. to the best of o...

introduction lentil (lens culinaris medik.) is an important legume in the mediterranean area. high protein content in lentil seed (about 22-28%) makes it as a good food source for developing countries and low-income people. in the west of iran such as kermanhah province, it is the most important pulse in rainfed systems cultivated traditionally in rotation with wheat and barley. lentil is grown...

abstract in order to study the effect of various densities of wild mustard (sinapis arvensis l.) on growth indices of canola (brassica napus l.) in climate of molathani, ahvaz, an experiment was conducted in the experimental field of ramin agricultural and natural resources university, in 2006-2007. the split-plot set of treatments was arranged within randomized complete block design with four ...