Mohammad Mojtahed

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BACKGROUND Laughter Yoga founded by M. Kataria is a combination of unconditioned laughter and yogic breathing. Its effect on mental and physical aspects of healthy individuals was shown to be beneficial. OBJECTIVE The objective of this study was to compare the effectiveness of Kataria's Laughter Yoga and group exercise therapy in decreasing depression and(More)
BACKGROUND Carpal tunnel syndrome (CTS) is common in the industrial setting. However,there is a controversy about the sole role of occupational ergonomic hazards in CTS. OBJECTIVES This study was conducted among assembling workers of a detergent factory and computer users with the aims of A) determination of CTS prevalence and B) evaluation of personal(More)
Thus far, autologous adult stem cells have attracted great attention for clinical purposes. In this study, we aimed at identifying and comprehensively characterizing a subpopulation of multipotent cells within human nasal septal cartilage. We also conducted a comparative investigation with other well-established stem cells such as bone marrow-mesenchymal(More)
OBJECTIVE This study was designed for better understanding of the role of different methods of nasal endoscopy in the assessment of adenoid hypertrophy and comparing them with lateral neck radiography and patients' symptoms. SUBJECTS AND METHOD From August 2007 until January 2009, in the otolaryngology ward of a tertiary referral center, 89 patients who(More)
BACKGROUND Many people, such as soldiers, are routinely exposed to gunshot noise during target practice. It is suspected that this high-intensity noise may affect audition through repeated Transient Threshold Shifts (TTS); it can also mechanically alter auditory components such as waves. This study investigates the scope of gunshot noise from the AK-47(More)
BACKGROUND Military personnel are usually exposed to high levels of impulse noise (IN) which can lead to hearing loss. OBJECTIVES The purpose of this study was to assess the effects of relatively low level exposure of impulse noise (IN) during shooting practice on hearing using pure tone audiometry (PTA) and transiently evoked otoacoustic emission (TEOAE)(More)
OBJECTIVE Laryngeal cancer is one of the most common malignant neoplasms of the head and neck and occurs predominantly in males. Squamous cell carcinomas arising in the glottic region are the most common of all laryngeal cancers and more prevalent than the supraglottic ones. But this pattern is reverse in some countries. This study was done to investigate(More)
BACKGROUND Laboratory turnaround time (TAT) is an important determinant of patient stay and quality of care. Our objective is to evaluate laboratory TAT in our emergency department (ED) and to generate a simple model for identifying the primary causes for delay. METHODS We measured TATs of hemoglobin, potassium, and prothrombin time tests requested in the(More)
OBJECTIVES To evaluate the role of pre-operative infection in thyroglossal duct cyst recurrence and post-operative complications of Sistrunk procedure. METHODOLOGY Medical records of 55 patients undergoing thyroglossal duct cyst excision from 1998 to 2005 were reviewed. The following data was collected: age at operation, gender, surgical technique,(More)
PURPOSE To present the long-term outcomes of appendicovesicostomy using the Mitrofanoff principle for end-stage Wolfram bladder dysfunction as an alternative to clean intermittent self-catheterization (CIC) per urethra mainly following blindness. METHODS Twelve Wolfram patients presenting with bilateral hydroureteronephrosis and advanced bladder(More)
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