Sebaceous carcinoma ex-pleomorphic adenoma: a rare phenotypic occurrence.
نویسندگان
چکیده
Primary sebaceous carcinoma of salivary glands is a rare entity with approximately 22 de novo documented cases. Similar tumor arising in a benign mixed tumor has only been reported once. We report a second case of sebaceous carcinoma in a pleomorphic adenoma and discuss the clinicopathologic features, histogenesis, and the differential diagnosis of this unusual tumor.
منابع مشابه
Squamous cell carcinoma ex pleomorphic adenoma a case report
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 ...
متن کاملSynchronous sebaceous lymphadenoma with squamous cell carcinoma – case report
BACKGROUND: Sebaceous lymphadenoma is a rare benign salivary gland tumour of uncertain histogenesis. So is synchronous occurrence of two benign or malignant neoplasms. CASE-REPORT: 68-year-old female presented with right side parotid swelling associated with pain and gradual increase is size. Fine needle aspiration cytology of parotid swelling was suggestive of pleomorphic adenoma. Total conser...
متن کاملCarcinoma ex pleomorphic adenoma of the submandibular gland with renal metastases composed exclusively of metastasizing pleomorphic adenoma: a case report
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...
متن کاملCarcinoma ex pleomorphic adenoma of the minor salivary gland with pulmonary metastasis.
Carcinoma ex pleomorphic adenoma is an exceedingly rare neoplasm of the minor salivary gland. Prognostic parameters are recurrence, capsular invasion, and metastasis. We present a case of carcinoma ex pleomorphic adenoma with pulmonary metastasis to emphasize that patients treated for this condition should be investigated for distant metastasis.
متن کاملAn unusual case of spleen metastasis from carcinoma ex pleomorphic adenoma of the parotid gland
Carcinoma ex pleomorphic adenoma is a rare tumor arising from the salivary glands that spreads through direct extension, through the lymphatic vessels, and, rarely, hematogenously. When distant metastases have been found, they have been reported mainly in the lung. We present an unusual case of carcinoma ex pleomorphic adenoma of the parotid gland with splenic metastases. The patient presented ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید
ثبت ناماگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید
ورودعنوان ژورنال:
- Annals of diagnostic pathology
دوره 8 4 شماره
صفحات -
تاریخ انتشار 2004