Neuroendocrine Neoplasms of the Head and Neck: Some Suggestions for the New WHO Classification of Head and Neck Tumors
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چکیده
منابع مشابه
Head and Neck Tumors: Management of Primary Undifferentiated Pleomorphic Sarcoma
Introduction: Sarcomas account for 1% of all tumors originated in the head and neck regions in adults. They constitute a heterogeneous group of tumors of mesenchymal origin with multiple histological variants. The undifferentiated pleomorphic sarcoma (UPS) subtype is the most frequent variant with an incidence range of 2.7-38%. Materials and Methods: This retrospective...
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آب حاصل از بارش منبع تأمین نیازهای بی شمار جانداران به ویژه انسان است و هرگونه کاهش در کم و کیف آن مستقیماً حیات موجودات زنده را تحت تأثیر منفی قرار می دهد. نوسان سال به سال بارش از ویژگی های اساسی و بسیار مهم بارش های سالانه ایران محسوب می شود که آثار زیان بار آن در تمام عرصه های اقتصادی، اجتماعی و حتی سیاسی- امنیتی به نحوی منعکس می شود. چون میزان آب ناشی از بارش یکی از مولفه های اصلی برنامه ...
15 صفحه اولHead and Neck Pathology: New Developments in the Diagnosis and Pathogenesis of Head and Neck Tumors
1Department of Laboratory Medicine and Pathology, University of Minnesota, Minneapolis, MN 55455, USA 2Department of Pathology, University of Virginia Charlottesville, VA 22908, USA 3Division of Oral Pathology, University of Minnesota, Minneapolis, MN 55455, USA 4Department of Pathology and Laboratory Medicine, Weill Medical College of Cornell University, The Methodist Hospital Physicians Organ...
متن کامل[Neuroendocrine carcinomas of the head and neck].
Neuroendocrine carcinomas (NECs) of the head and neck are rare. Between 1980 and 1995, only 163 cases of laryngeal and 30 cases of sinonasal NEC had been reported worldwide. We report two cases of sinonasal NEC. Case 1: A 49-year-old man complaining of left nasal obstruction was admitted to our hospital. A tumor with a tendency to bleed was seen in the left nasal cavity. CT scanning revealed an...
متن کاملHead and neck tumors
In 2003, it is estimated that head and neck cancers will comprise 2%-3% of all cancers in the United States and account for 1%-2% of all cancer deaths. This total includes 19,400 cases of oral cavity cancers, 9,500 cases of laryngeal cancer, and 8,300 cases of pharyngeal cancer. Most patients with head and neck cancer have metastatic disease at the time of diagnosis (regional nodal involvement ...
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ژورنال
عنوان ژورنال: Head and Neck Pathology
سال: 2014
ISSN: 1936-055X,1936-0568
DOI: 10.1007/s12105-014-0531-y