Tooth wear has been described in the literature as physiologic--that is, normal, expected over the life span of an individual, and not creating a pathologic condition. It has also been described in pathologic terms as caused by stress, corrosion, and friction, utilizing a variety of mechanisms and affected by a host of endogenous and exogenous factors. From a clinician's point of view, when sho...

different studies have reported contradictory results about the effect of osteoporosis on periodontal status. we performed this study to evaluate the periodontal status of menopausal women by methods with enough accuracy and confidence.this study was performed based on the evaluation of bone mineral density using dual energy x-ray absorptiometry in 2010. a total of 60 patients who met the inclu...

background: the pattern of drug abuse in iran has dramatically changed in recent years, turning from the traditional opioids [opium, opium dross, and refined opium dross (shireh)] into drugs with newer forms. the present study is aimed at investigating the frequency of pathological changes in the lungs of bodies with positive postmortem toxicology results for narcotics and psychotropic substanc...

purpose : to study optical coherence tomography (oct) findings in high myopic patients with the history of uncomplicated cataract surgery methods : the sample included 34 eyes of 24 highly myopic patients with an axial length (al) of 26 mm or more and a spherical equivalent (se) of 8.0 diopter (d) or more who had uncomplicated phacoemulsification cataract surgery. octs were done in multiple sec...

background: marjolin's ulcer is a rare, aggressive condition that arises on chronic skin lesions and diseases. in this article, we will report 83 cases of this disease. methods: retrospectively, we retrieved 83 records of patients with cancer arising from chronic skin conditions. data concerning demography, type of original skin insult, time interval between original lesion and cancer, can...

a case of bilateral intraosseous tumor of the calcaneus with different mri imaging is presented. on the left, radiological findings suggest intraosseous lipoma, but on the right-sided lesion, imaging studies were not convincing. the microscopic report showed foreign body granulomatous reaction, a rare clinical pathological discordant.