نتایج جستجو برای: head and neck neoplasm
تعداد نتایج: 16856936 فیلتر نتایج به سال:
BACKGROUND Chondromyxoid fibroma (CMF) is a rare bone tumor, accounting for less than 0.5% of all bone tumors, with a predilection for lower extremity bone metaphyses. Involvement of the head and neck is extremely rare, with only 3 cases reported in the nasal septum in world literature. METHODS This is a case report of a CMF in the nasal septum of a 49-year-old woman with a 6-month history of...
An investigation on the distribution pattern of referred odontogenic pain from posterior teeth in the different head and neck areas Dr. S. Khedmat* - Dr. MJ. Kharazifard** *- Assistant Professor of Endodontics Dept. – Faculty of Dentistry – Tehran University of Medical Sciences. **- Research Consultant, – Faculty of Dentistry – Tehran University of Medical Sciences. Background and Aim: Toothach...
Introduction: Computed tomography (CT) consists of 11% of all imaging methods, but accounts for approximately 67% of radiation exposure due to diagnostic cases. More than one-third of all CT scans are done in the head and neck area. The thyroid gland is irradiated during CT head and neck. According to studies, this gland has the highest levels of radiation-induced cancer, and i...
BACKGROUND The Korean Society of Thyroid Head and Neck Surgery established a nationwide multicenter registry of anaplastic thyroid carcinoma (ATC) and evaluated the prognostic factors and treatment outcomes of ATC. METHODS The present study enrolled 329 patients who were diagnosed with ATC between January 2000 and December 2012 at 19 medical centers in Korea. Survival outcomes were evaluated ...
BACKGROUND We aimed to identify patterns and predictors of second primary malignancy (SPM) of the aerodigestive tract (SPMADT) in patients with squamous cell carcinoma of the oral cavity (SCCOC) and larynx (SCCL). METHODS One thousand two hundred fifty-seven patients from two existing databases were studied: 595 with SCCOC (1986-1995) and 662 with SCCL (1984-1998). The primary endpoint of int...
Introduction: Head and neck sarcomas involve a group of rare malignant diseases with a high histological variability involving various anatomical sites that can lead to under-reporting of the true incidence of these neoplasms. This study aimed to epidemiologically investigate the occurrence of sarcomas of the head and neck within the past 20 years in Yazd, Iran (1994– 2014). Materials an...
Objectives Aggressive cancer therapy places patients at a greater risk for oral complications. Cancer patients suffer from oral toxic effects secondary to antineoplastic therapy (radiotherapy and chemotherapy). The aim of this review is management of the head and neck cancer patients that specifically emphasizes the prevention and treatment of oral and dental complications associated with c...
Myofibroma is a rare benign neoplasm occurring in the head and neck, arising primarily in infants and children. Frequently, myofibromas grow rapidly leading to suspicion of malignancy and the potential for overaggressive surgical excision. We aim to report a rare case of myofibroma with ulceration and bone destruction. A nine-year-old female presented with an ulcerated left hard palate mass. Op...
Resilience Through Squamous Cell Carcinoma and Rhabdomyosarcoma of Oral Cavity: A Unique Case Report
Rhabdomyosarcoma (RMS) is a soft tissue neoplasm of mesenchymal origin. It is a commonly encountered malignant tumor amongst pediatric patients, yet relatively rare in adults. It usually involves the head and neck region, genitourinary organs and retroperitoneal structures. In adults, the most commonly affected area is the head and neck region. We present here a case of a 30-year-old male patie...
Adenoid cystic carcinoma (ACC) occurs more commonly in the minor salivary glands of the palate on than the tongue. ACC is a malignant neoplasm that accounts for 1-2% of all head and neck malignancies and 10-15% of all salivary gland malignancies. ACC affects the exocrine glands at any site, but the parotid gland is the most common site in the head and neck region. Many factors should be taken i...
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