نتایج جستجو برای: pleomorphic adenoma mixed tumor
تعداد نتایج: 660082 فیلتر نتایج به سال:
a case of pleomorphic adenoma in sweat gland is reported here. the histopathologic report confirmed the diagnosis. pleomorphic adenoma is most common in salivary glands but very rare in sweat glands. pleomorphic adenoma in sweat gland and the similar tumors of eccring sweat gland are described that bear a striking resemblance to pleomorphic adenomas of salivary gland. upon closer examination, t...
Introduction: Pleomorphic adenoma of the upper lip is a rare entity and its diagnosis requires a high index of suspicion. The aim of this study was to review the reported cases of pleomorphic adenoma (PA) of the upper lip. Methods: This study was performed on the basis of the clinical features of 10 well-documented reported cases of the upper lip pleomorphic adenomas from 1990 to 2012 which hav...
A rare case of squamous cell carcinoma ex pleomorphic adenoma in maxillary sinus is presented. The patient is a 50-year-old woman presenting with a slow-progressive swelling in left side of her face that she has noticed 2 years earlier. The lesion was not painful and caused asymmetry and mild exophthalmos. Microscopic examination revealed that the tumor was composed of two components partly of ...
Pleomorphic adenoma also known as “mixed tumor” is the most common neoplasm in major salivary glands. It is a benign tumor arises from the parotid gland in 84% of cases and represents 45% of parotid gland tumors [1]. Only 6.5% are found in the minor salivary glands [2]. Salivary gland tumors occurring in ectopic sites are rare and poorly understood; sometime we can find heterotopic tissue arisi...
Pleomorphic adenoma is a most common benign tumor which affects the major salivary glands and infrequently arises from minor salivary glands. It is a mixed tumor of salivary gland origin and has elements from both epithelial and mesenchymal tissues. In this case report we are presenting a case of pleomorphic adenoma of hard palate in a 24 year old female patient who reported to our department w...
Pleomorphic adenoma is the most common salivary gland tumor. also known as benign mixed Most commonly affected site parotid gland. It may occur in other major glands (submandibular and sublingual glands), lacrimal minor glands. arises a painless, firm swelling, slowly growing oral cavity. triphasic tumor that occurs epithelial, myoepithelial, chondromyxoid stroma. Complete surgical resection wi...
Background: Carcinoma ex pleomorphic adenoma is an exceedingly rare neoplasm of the submandibular gland with an overall poor prognosis. Metastatic deposits of carcinoma ex pleomorphic adenoma are either composed exclusively of malignant elements or contain mixed benign and malignant components. Case Presentation: We describe the case of a 63-year-old male with a carcinoma ex pleomorphic adenoma...
The pleomorphic adenoma, also known as mixed tumor, presents an epithelial and mesenchymal histological structure, being also called epithelioma with altered stroma. The pleomorphic adenoma has a frequency of 70% of major salivary gland tumors, being located preponderantly at the level of parotid gland (52-84%), at the level of submandibular glands (7-17%) and at the level of the other salivary...
salivary gland tumors are rare in children and, when they do arise, they mainly affect the major salivary glands. minor salivary gland tumors are rare in children and are responsible for less than 10% of the cases. pleomorphic adenoma is the most common tumor of the salivary glands. the most common sites of pleomorphic adenoma of the minor salivary glands are the palates, followed by the lips a...
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