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...

BACKGROUND Chronic sinusitis (CRS) is a common otorhinolaryngologic disease that is frequently encountered in everyday practice, but there is a lack of precise data regarding the prevalence of CRS in developing countries. We performed a national investigation in China to determine the prevalence and associated factors of CRS. METHODS We conducted a cross-sectional investigation in 2012. A str...

INTRODUCTION Leishmaniasis is considered as one of the six most important infectious diseases because of its high detection coefficient and ability to produce deformities. In most cases, mucosal leishmaniasis (ML) occurs as a consequence of cutaneous leishmaniasis. If left untreated, mucosal lesions can leave sequelae, interfering in the swallowing, breathing, voice and speech processes and req...

Hearing reduction and hearing loss are common among the industrial workers exposed to continuous and intensive occupational noise, although they are completely preventable. Hearing protection devices are more and more widely used in modern industry, however, they are not efficient enough. That is why preventive otorhinolaryngologic examinations should regularly been performed to enable the earl...

INTRODUCTION Tinnitus is a difficult to treat symptom, with different responses in patients. It is classified in different ways, according to its origin and associated diseases. OBJECTIVE to propose a single and measurable classification of persistent tinnitus, through its perception as sounds of nature or of daily life and its comparison with pure tone or noise, of high or low pitch, present...

OBJECTIVES Nasal septal deviation is a frequent cause of increased nasal airway resistance. A narrow nasal airway would result in a decreased airflow into the lungs. The aim of the present study was to evaluate the alterations of the pulmonary functions following septoplasty using spirometry and 6 minutes walking test (6mWT). And reveal the correlation of symptom score improvement with nasal ob...

OBJECTIVE The role of Dicer in the prognosis of cancer patients remains controversial. This systematic review is attempted to assess the influence of Dicer as a prognostic predictor for survival in diverse types of cancers. METHODS Studies were selected as candidates if they published an independent evaluation of Dicer expression level together with the correlation with prognosis in cancers. ...

BACKGROUND Randomized Controlled Trials (RCTs) represent the most valuable study design to evaluate the effectiveness of therapeutic interventions. However, flaws in design, conduct, analysis, and reporting of RCTs can cause the effect of an intervention to be under- or overestimated. These biased RCTs may be included in literature reviews. To make the assessment of Risk of Bias (RoB) consisten...

month history of intermittent epistaxis. In addition, she reported a sensation of fullness and progressive hearing loss in her left ear over the previous two weeks. Our differential diagnosis for these unexplained symptoms of the upper airway focused on inflammatory diseases or a neoplasm involving the sinonasal tract and nasopharynx. Nasal endoscopy showed friable erythematous and granulomatou...

OBJECTIVES/HYPOTHESIS Deliberate hypotension, reverse Trendelenburg position, and hyperventilation are techniques utilized during functional endoscopic sinus surgery to attempt to reduce surgical bleeding. These methods may predispose patients to cerebral ischemia. Cerebral oximetry has not been investigated extensively within otolaryngologic surgery. Our study sought to address the question of...