introduction h syndrome (omim 612391) is an autosomal recessive disease with some features such as hyperpigmentation, hypertrichosis, heart anomalies, hepatosplenomegaly, hearing deficit, hypogonadism, short stature, flexion contracture of fingers and toes and hypertriglyceridemia. case presentation a 17-year-old boy with hyperpigmented, hypertrichotic and indurated seborrheic keratosis-like cu...

background: there is no information about the pattern of use of earphones and music players in iranian adolescents. the aim of this study was to assess the prevalence and pattern of the use of earphone and music player devices as a main risk factor for hearing loss in adolescents of tabriz city, northwest of iran. methods: in this cross‑sectional study in november 2011, 2,359 high school studen...

purpose: to compare the visual outcomes and complications of phacoemulsification surgery in patients with and without vitreous loss (vl). methods: a historical cohort study was performed on patients attending labbafinejad hospital who had underwent phacoemulsification surgery and was complicated by vl from april 2006 to march 2007. a control group was selected randomly from patients with uncomp...

introduction: pseudoexfoliation syndrome (pxs) occurs due to the deposition of extracellular fibrillar materials on the anterior chamber of the eye. this syndrome has been considered to be part of a systemic disease with the potential involvement of the inner ear called sensoroneural hearing loss (snhl).  in this study, we aimed on evaluating snhl within pxs patients in iran to compare them wit...

in this work, mn ferrite nanopowders were prepared by co-precipitation method and were characterized. phase identification of the nanopowders was performed by x-ray diffraction method and the mean particle size of the nanopowders was calculated by scherrer's formula, using necessary corrections. magnetic parameters of the prepared nanopowders were measured by a vibrating sample magnetomete...

background acoustic trauma is an injury to the hearing mechanisms in the inner ear due to excessive noise. this injury is the most prevalent cause of sensorineural hearing loss in humans, especially from occupational exposure. previous studies have shown the essential role of free radical formation in the inner ear hearing loss caused by acoustic trauma. objectives this study was performed to d...

conclusions it seems that the concept of negative-calorie lacks any validity and application. contrary to expectation, efficacy of both weight-loss diets was the same. patients and methods this was a randomized study (the consort statement) carried out at ukrainian center of sports medicine (kiev-2012). participants (n = 66) included sedentary overweight or obese women (age 45-64 years). they w...

background: celiac sprue (gluten sensitive enteropathy) is an autoimmune disease which is hereditary and its pathology mainly bases on immunologic intolerance to gluten. it has a vast variety of signs and symptoms and its clinical features range from a silent disease to a typical gastrointestinal disorder. in this study we reviewed and summarized some other related issues about this disease and...