carcinoma ex pleomorphic adenoma

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Related to carcinoma ex pleomorphic adenoma: hemangiopericytoma, Warthin tumor

car·ci·no·ma ex ple·o·mor·phic ad·e·no·ma

(kar'si-nō'mă eks plē-ō-mōr'fik ad'ĕ-nō'mă),
Carcinoma arising in a benign mixed tumor of a salivary gland, characterized by rapid enlargement and pain.
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References in periodicals archive ?
The role of postoperative radiation therapy in carcinoma ex pleomorphic adenoma of the parotid gland.
In our case of Carcinoma ex pleomorphic adenoma the tumor showed irregular grey brown infiltrating areas, with areas of necrosis & hemorrhage.
In a recent report, Persson and colleagues (14) have postulated that 12q genes (in particular MDM2) may be a main target gene for malignant transformation in carcinoma ex pleomorphic adenoma.
Cyclin D1 and p16 expression in pleomorphic adenoma and carcinoma ex pleomorphic adenoma of the parotid gland.
2 This classification emphasizes that the term carcinoma ex pleomorphic adenoma is imprecise and comprises a spectrum of lesions that is too broad and nonspecific.
If an area of carcinoma ex pleomorphic adenoma (CEPA) is discovered, it is crucial to determine whether it extends beyond the limits of the capsule.
There are 3 distinct histologic types of malignant mixed tumor: carcinoma ex pleomorphic adenoma, which comprises most malignant mixed tumors; metastasizing mixed tumors; and carcinosarcomas, which are true malignant mixed tumors.