nanotechnology is an emerging discipline, having power to revolutionarize every scientific field to a very deep level which previously thought to be a science fiction. having a great potential to beneficially change the way a disease is diagnosed, treated and prevented, nanotechnology practically impacts on state of the art healthcare technologies and plays a crucial role in changing the field ...

the skin is the largest tissue of man with several functions. cosmetics/cosmeceuticals agents always are needed to be evaluated for their detrimental effects on the skin. nowadays, the therapeutic potential of stem cells has and fibroblasts have increased the hope for a successful cell therapy in aesthetic medicine. stem cells are unspecialized cells capable of renewing themselves through cell ...

introduction: cataract is a common disease across the world and the most common cause of vision loss and blindness. several factors contribute to the disease, the most important of which is aging. other contributors include sex, smoking, sunlight, place of residence, family, job, and systemic disease. this study was aimed to enquire into the epidemiology of cataract cases referred to noor ophth...

amelogenesis imperfecta is a heterogeneous group of hereditary disorders. its treatment continues throughout the patients' childhood and adolescence and consists of advanced restorative care in severe cases. a thorough prosthodontic treatment plan including orthognatic surgery, full veneer crowns and all ceramic anterior crowns is presented in this clinical report.

intrathoracic gossypiboma, a retained surgical sponge in the thoracic cavity, is a rare but serious complication of thoracic surgeries. a 70-year-old man presented with an eight-month history of cough. he had undergone coronary artery bypass surgery eight years ago. the posteroanterior chest x-ray revealed a well-marginated homogeneous opacity at the left hemithorax with striped appearance in t...

purpose: to present an extraocular muscle disinsertion in a pterygium surgery case report: a 61-year-old woman presenting an acute diplophia after a nasal pterygium surgery. the medical rectus muscle was cut during the primary surgery which was immediately reported and the muscle was reinserted to its original site and recovery was more or less obtained. conclusion: anatomical consideration met...

purpose : to determine the incidence and determinants of intraoperative complications of cataract surgeries performed in iran during 2000 to 2005 methods : the iranian cataract surgery survey (icss) is a retrospective study in which random sampling was done from selected centers. one week per season between 2000 and 2005 was assigned to each center and records of cataract surgeries performed du...

this review provides an overview of the present knowledge on the aspects of preoperative fasting with the assessment of the evidence quality. a systematic research was conducted in electronic databases in order to identify trials published between 1990 and 2014 concerning preoperative fasting, early resumption of oral intake and the effects of oral carbohydrate mixtures on gastric emptying and ...