نتایج جستجو برای: laryngeal neoplasm
تعداد نتایج: 197530 فیلتر نتایج به سال:
Background: Laryngeal tuberculosis (TB) is one of the most common complications of pulmonary tuberculosis, which increased for various reasons such as more prevalence of immune system suppression diseases, increasing the survival of the elderly, immigrants from high-risk areas and the appearance of atypical or resistant organisms over the past two decades, and its clinical pattern changed compa...
OBJECTIVES/HYPOTHESIS To enhance understanding of spontaneous laryngeal muscle reinnervation following severe recurrent laryngeal nerve injury by testing the hypotheses that 1) nerve fibers responsible for thyroarytenoid muscle reinnervation can originate from multiple sources and 2) superior laryngeal nerve is a source of reinnervation. STUDY DESIGN Prospective, controlled, animal model. M...
Objective: We report a rare case of laryngeal myxoma.Case report: Laryngeal myxomas are rare benign tumors of mesenchymal origin, to our knowledge only six have been reported in the English-language literature. We present the case of a woman seen in the ENT outpatient clinic with a lifelong history of dysphonia. On examination she was found to have bilateral swollen vocal cords. This was though...
Introduction: Actinomycosis of the larynx has been rarely reported in the literature and usually occurs in patients with a history of laryngeal carcinoma and radiation therapy. However, its co-existence with chondroradionecrosis due to radiotherapy is even rarer. The most common site of infection is the cervicofacial region, especially in the submandibular area. Case Report: Here we report a ...
paragangliomas in the head and neck are found typically in the region of the carotid body, jugular body, and along the 9th and 10th cranial nerves. they can occur in multicenteric forms, but generally, laryngeal paragangliomas are not found in these patients. only two cases of laryngeal paraganglioma have been reported with a synchronous lesion elsewhere. we report an additional case of a 34-ye...
Phosphaturic mesenchymal tumors are rare neoplasms predominantly originating in the trunk and extremities. Malignant variants are exceedingly rare, and can present significant diagnostic challenges to the pathologist and otolaryngologist alike. This report describes the first case of malignant phosphaturic mesenchymal tumor involving the larynx, and emphasizes the importance of vigilance in bot...
Nonspecific granuloma of the larynx is a benign tumor that usually occurs on the posterior glottis. Conventional treatment for this laryngeal lesion has consisted of surgical resection. However, this lesion has a strong tendency to recur postoperatively and may require multiple repeated operative procedures. Conservative treatment, consisting mainly of beclomethasone dipropionate inhalation the...
OBJECTIVES/HYPOTHESIS Laryngeal chondrosarcoma (LC) is a rare entity, reportedly comprising less than 1% of all laryngeal tumors. Consequently, the incidence and survival of patients with this slow-growing tumor has been difficult to study. Our objective was to evaluate incidence, organized by patient demographics, as well as long-term survival trends of this malignancy using a population-based...
the aim of this study is to determine whether there is a role of podoplanin and glutathione s-transferases t1 (gst-t1) expression in laryngeal squamous cell carcinoma. the study was completed with 33 patients and gene expression analysis was performed by qrt–pcr. the podoplanin and gst-t1 expression patterns were analyzed to determine their correlation with clinicopathologic parameters of laryn...
laryngeal leiomysarcoma is an extremely rare malignancy originating from smooth muscle cells. its rarity is due to the fact that only less than 50 cases of pure laryngeal leiomyosarcoma and less than 10 cases of hypopharyngeal leiomyosarcaoma have been reported in modern medical literature. even though the clinical presentation mimics that of a laryngeal carcinoma forming the major bulk of the...
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