Seyyed Mostafa Hashemi

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BACKGROUND Endothelial dysfunction probably has a role in the etiology of sudden sensorineural hearing loss (SSNHL). The aim of this study was determining of the relationship between endothelial dysfunction and SSNHL. MATERIALS AND METHODS In a case-control study, 30 patients with SSNHL and 30 otherwise healthy age and sex-matched controls were studied.(More)
BACKGROUND Considering the presence of squamous epithelial cells and fibroblasts in the tympanic membrane (TM), topical estrogen application may influence the repair of TM perforations. Therefore, this study was designed to investigate the healing effect of topical estrogen on chronic TM perforations and improvement in hearing threshold. MATERIALS AND(More)
INTRODUCTION Aneurysmal Bone cysts (ABC) are extremely rare in the head and neck region and even rarer in sinuses. ABC is a benign multicystic mass that is locally-destructive and rapidly expandable. Hemorrhagic fluid content (like in this case) and septated appearance are the characteristic feature of ABC. Established treatment options for ABCs include(More)
Background Limited spatial nasal cavity in children, make pediatric dacryocystorhinostomy (DCR) a difficult surgical procedure. We apply a limited approach to pediatric DCR and follow them for their consequences. Materials and Methods An experimental study was done in pediatric DCR with limited approach (age < 14-year-old). After written consent, with(More)
INTRODUCTION Dacryocystorhinostomy (DCR), a popular surgical procedure, has been performed using an endoscopic approach over recent years. Excellent anatomical knowledge is required for this endoscopic surgical approach. This study was performed in order to better evaluate the anatomical features of the lacrimal apparatus from cadavers in the Isfahan(More)
BACKGROUND Due to the anatomical variations of the paranasal sinuses and its great importance in sinus surgery, as this area is in very close proximity to vital structures including the optic nerve, carotid artery, and skull base, anatomical knowledge of this area is of high importance. The purpose of this study is defining a full and clear impression of(More)
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