Current concepts of salivary gland tumors
نویسندگان
چکیده
منابع مشابه
Current concepts in diagnosis of unusual salivary gland tumors
Salivary gland tumors are relatively uncommon and account for approximately 3-6% of all neoplasms of the head and neck. Tumors mostly involve the major salivary glands, 42.9-90% of which occur in the parotid glands and 8-19.5% in the sub-mandibular glands; tumors in the sub-lingual glands being uncommon. Despite the plethora of different malignant salivary gland tumor presented to pathologists ...
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Objectives: Signet Ring Cells (SRCs) are often seen in gastrointestinal, breast, bile duct and lung invasive carcinomas. Observing these cells in benign and malignant lesions of the salivary glands is not common. Signet-ring cell adenocarcinoma is rare and is commonly seen in the secondary salivary glands. Although, the presence of SRCs in other neoplasms of the body is usually associated with ...
متن کاملCurrent Concepts on Dedifferentiation/High-Grade Transformation in Salivary Gland Tumors
The concept of dedifferentiation had previously been used in salivary gland carcinomas. Recently, the term "high-grade transformation" was introduced for adenoid cystic carcinoma, acinic cell carcinoma, epithelial-myoepithelial carcinoma, and polymorphous low-grade adenocarcinoma and may better reflect this phenomenon, although transformation into moderately differentiated adenocarcinoma (i.e.,...
متن کاملMalignant salivary gland tumors
Salivary gland neoplasms are a heterogeneous and important group of tumors of the Oral and Maxillofacial Pathology. They comprise from 2 to 3% of all the salivary gland lesions and tumors1,2 because their heterogeneity, since several years, different classifications based in clinical or microscopic criteria had been appeared.3-7 The most recent and most widely used is that proposed by Seifert e...
متن کاملD-1 Gene Polymorphism in Salivary Gland Tumors
Objectives This study aimed to assess PD-1gene polymorphism in salivary gland tumors in patients referred to Khalili Hospital in Shiraz. Methods This case-control study evaluated 48 patients with salivary gland tumors and 100 age- and sex-matched healthy controls. First, 5cc blood samples were obtained from patients and transferred to vials containing anti-coagulated EDTA. DNA was extracted, a...
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ژورنال
عنوان ژورنال: Journal of Orofacial Sciences
سال: 2015
ISSN: 0975-8844
DOI: 10.4103/0975-8844.169751