نتایج جستجو برای: parotid neoplasm
تعداد نتایج: 189246 فیلتر نتایج به سال:
Pleomorphic adenoma is the most common neoplasm of the parotid gland. It is associated with the risk of recurrence and malignant transformation. Tumor spillage, incomplete excision, and violation of the tumor pseudocapsule are considered the only proven factors contributing to recurrent disease. The upward spread of recurrent pleomorphic adenoma along the fallopian canal via the stylomastoid fo...
The authors report a case of a salivary duct carcinoma (SDC) of the parotid gland revealed by a facial palsy. The clinical and pathological features of this highly malignant neoplasm are described. The aggressive nature of this form demands a combined chemo-radio-surgical treatment; only early recognition and treatment are likely to result in a favourable outcome.
Myoepithelial carcinoma (MC) is an extremely rare neoplasm of salivary gland. It is usually found in parotid gland. Here, we report a rare case of myoepithelial carcinoma of maxillary sinus along with discussion of clinical, histopathological and immunohistochemical characteristics of this rare disease.
Objective: To report an extremely rare case of neuroendocrine tumour with simultaneous involvement of both the facial nerve and the deep lobe of parotid gland. Method: case report and English language literature review concerning neuroendocrine neoplasm involving the facial nerve with emphasis on clinical presentation. Results: We report a unique case of adenoma with neuroendocrine differentiat...
J Korean Assoc Oral Maxillofac Surg 2012;38:366-70) Initially described in 1929, Warthin’s tumor is a benign neoplasm predominantly found in the parotid gland of the salivary glands. Warthin’s tumor is synonymous for cystadenoma lymphomatosum, adenolymphoma, and cystadenolymphoma. This tumor usually causes minimal pain, but the patient may complain of tinnitus, pain in the ear, or deafness. The...
Canalicular adenoma is an uncommon benign neoplasm that occurs almost exclusively in the upper lip and, very rarely, in other sites. We describe a case arising in the left parotid gland as a firm, painful mass, in order to underline morphological and immunohistochemical findings, particularly in relation to differential diagnosis with low-grade carcinomas of the salivary glands.
Papillary cystadenoma lymphomatosum (Warthin tumor, adenolymphoma) is a benign salivary gland tumor that occurs almost exclusively in the parotid gland. It represents 5 to 6% of all salivary gland tumors, and it is the second most common benign parotid neoplasm. Men are affected more often than women, usually in the fifth to seventh decades of life, although this gender proportion is changing. ...
BACKGROUND Surgery for benign parotid tumors has undergone several evolutionary steps over the past century. Prior to the 1930s, the focus of parotid surgery was to limit the risk of facial nerve paralysis, which made intracapsular enucleation the most common procedure performed. However, it became widely recognized that the postoperative risk of recurrence was unacceptably high, even for benig...
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