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External ear canal cholesteatoma (EECC) is a rare otologic entity. Erosion of the inferior canal wall and accumulation of keratin debris are consistent findings. In the past there had been confusion between EECC and keratosis obturans, and they were thought to represent the same disease process. Currently, based on clinical and pathologic findings, it is(More)
Extramedullary plasmacytoma is a rare neoplasm characterized by monoclonal proliferation of plasma cells. Most lesions occur in the head and neck, primarily in the upper aerodigestive tract. The nasal cavity and nasal septum are the most common sites of occurrence. In this report, three patients admitted in our clinic with history of nasal obstruction(More)
Cancer reflects a complicated network of interactions between genes and environmental factors. Cytochrome P450 (CYP) is a multi-gene superfamily participating in the metabolism of xenobiotics. The aim of our study was to examine whether polymorphisms in the CYP enzyme genes affect the risk of developing larynx squamous cell carcinoma (SCC). Polymorphism of(More)
Two patients presented with history, symptoms, and clinical findings suggesting unilateral peritonsillar abscesses. At the time of quinsy tonsillectomy, the patients were found to have pus present in the contralateral peritonsillar spaces. These findings prompted a review of the literature to determine the actual frequency of bilateral peritonsillar(More)
OBJECTIVE Umbilical cord blood (UCB) has been a reasonable alternative to granulocyte colony-stimulating factor-mobilized peripheral blood or bone marrow, as a source of hematopoietic stem cells with a lower risk of graft-versus-host disease. In immunocompromised hosts after transplantation, the risk of viral infection in adults, especially with(More)
Epidermoid cysts occur whenever two epidermal surfaces fuse together during early intrauterine life and an ectodermal implant is retained deep to the surface. They are very slow growing and symptoms may not occur till middle age. The authors present a patient whose symptoms of frontal headache were mistaken for frontal sinusitis for over 10 years. The(More)
BACKGROUND Cervical lymphadenopathy could be a manifestation of occult nasopharyngeal carcinoma (NPC). Epstein-Barr virus (EBV) is frequently detected in NPC, and its malignant transformation is associated through the action of the oncoprotein latent membrane protein-1 (LMP-1). PURPOSE The aim of this study was to investigate whether a primary(More)
Rheumatoid arthritis is a destructive systemic disorder characterized by remissions and exacerbations. The larynx is involved in approximately 25% of these patients. The importance of early detection of laryngeal involvement by this disease and treatment with corticosteroids has not been adequately addressed in the literature. We have described five(More)