نتایج جستجو برای: arytenoid cartilage
تعداد نتایج: 34304 فیلتر نتایج به سال:
BACKGROUND Surgery of laryngeal cancer used to profoundly alter the anatomy of the cervical region. Accurate anatomo-embryologic studies and repeated surgical trials allowed recognition of the cricoarytenoid complex as the smallest anatomofunctional unit able to maintain all the laryngeal functions. OBJECTIVES The aim of this study was to determine whether significant variations of neck anato...
Chondrosarcoma is a malignant tumor of cartilage; it may be primary, originating inside a bone (central) or from the periosteum (peripheral), or secondary, initiating through malignant change in osteochondromas [6,7]. Microscopically, the malignant c ells produce characteristic chondroid and fibrous matrix. Macroscopically, the chondrosarcoma develops on the bone surface, as large masses rangin...
BACKGROUND AND PURPOSE Supracricoid horizontal partial laryngectomy (SCPL) is increasingly used to treat endolaryngeal carcinoma. However, few radiologic reports of these procedures exist. Our purpose was to evaluate the normal CT appearance of the neolarynx after surgery. METHODS SCPL includes cricohyoidopexy (CHP), cricohyoidoepiglottopexy (CHEP), and tracheocricohyoidoepiglottopexy (TCHEP)...
OBJECTIVE The study goal was to determine the impact of various surgical procedures for bilateral vocal cord paralysis in children by using established principles of meta-analysis. STUDY DESIGN AND SETTING We conducted a retrospective review of the literature in which a predetermined protocol was used to identify articles for meta-analysis. Six articles met inclusion criteria, and pertinent d...
BACKGROUND Partial laryngectomy techniques are challenging, especially in young patients where function has to be preserved without compromising the oncologic outcome. We present a modified laryngectomy technique indicated for tumors invading one hemicricoid. METHODS Vertical hemilaryngectomy with reconstruction of neo-glottis by hemi trachea and placement of an endolaryngeal silicon prosthes...
OBJECTIVES/HYPOTHESIS Laryngeal chondrosarcomas are rare entities that arise from the cartilaginous structures of the larynx, including the cricoid, thyroid cartilage, epiglottis, and arytenoid cartilages. These tumors represent a minority of malignancies involving the larynx and can be mistaken for benign pathologies. The treatment has historically been surgical excision, often by total laryng...
UNLABELLED INTRODUCTION Plexiform neurofibroma of the larynx is a rare disease. In this report, we present a plexiform neurofibroma in the arytenoids and neurofibroma in the parapharynx detected coincidently. CASE PRESENTATION A 56-year-old Asian woman presented with respiratory distress and episodes of apnea at night. A solitary mass from the left arytenoids was found to be nearly obstruc...
OBJECTIVE To review our experience using posterior cricoid grafts to manage pediatric patients with isolated posterior glottic stenosis (PGS). DESIGN Retrospective review over a 12-year period. SETTING Tertiary care pediatric hospital. PATIENTS All patients with isolated PGS treated between 1990 and 2002, in whom PGS was the dominant airway lesion and laryngotracheoplasty was required. Pa...
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