Korean J Oral Maxillofac Radiol.
2000 Mar;30(1):92-99.
Carcinoma ex mixed tumor arising in the parotid gland
- Affiliations
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- 1Department of Oral and Maxillofacial Radiology, College of Dentistry, Kyung Hee University, Seoul, Korea. hehan@mms.kyunghee.ac.kr
Abstract
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Carcinoma exmixed tumor is a mixed tumor in which a second neoplasm develops from the epithelial component that fulfills the criteria for malignancy. This tumor occurs frequently in the parotid glands. Individuals in whom carcinoma ex mixed tumor have a past history of benign mixed tumor. These lesions contain both a benign mixed tumor as well as a malignant neoplasm. We report a case of carcinoma ex mixed tumor which occurred in the parotid gland. A 67-year-old woman presented with movable right mass. she complained pain and facial paralysis. The clinical presentation, several diagnostic images, and histopathologic findings are presented.