[PDF] Top 20 CT and Ultrasound Features of Basal Cell Adenoma of the Parotid Gland: A Report of 22 Cases with Pathologic Correlation

... contrast-enhanced CT, and all demonstrated obvious heterogeneous enhancement with cystic regions (CT attenuation ⱕ20 Hu); the cystic regions became more recognizable on contrast ...7 cases showed as ... See full document

... left parotid gland, and two were located in the right ...ultrasonographic features were similar to those of the superior ...on CT was ... See full document

... the parotid gland have been reported. 6-9 In our cases, the morphology of BCAs was a well-defined margin and rounded contour, as with cases in previous ...morphic adenoma, Warthin ... See full document

... salivary gland; based on the degree of enhancement, they classified the CT values into three ranks: (i) mildly enhanced (post-enhancement increment in CT value <15 HU); (ii) moderately enhanced ... See full document

... color ultrasound scanner was used for the examination of the bilateral parotid gland with a probe frequency of 8~13 ...the parotid ultrasound were assessed using a scoring system [9], 0 ... See full document

... from parotid gland CXPA, who underwent surgical resection successfully and survived for 8 ...id gland CXPA can survive as long as 8 months, indi- cating that early diagnosis and surgical resection ... See full document

... The differential diagnosis includes benign and malignant parotid tumors, especially Warthin tumors and adenoid cystic carcinomas, which may also have a solid cystic appearance. These tumors rarely occupy the total ... See full document

... identify parotid PA and malignant epithelial tumors because of their good diagnosis ef fi ciency, with the AUC of ...diverse cell types, including glandular epithelium, myoepithelium, mucus, mucoid tissue, ... See full document

... Two-time surgery was indicated to avoid bilateral facial nerve palsy. In May 2011, the left tumor was excised by total parotidectomy with facial nerve preservation under general anesthesia. Six months later no recurrence ... See full document

... salivary gland resection for their tumor, and their clinical data was collected from medical ...thirty-two cases were divided into three groups: 19 PAs, 8 WTs, and 5 ... See full document

... Final pathology revealed high grade mucoepidermoid carcinoma arising from a pleomorphic adenoma. The primary tumor was resected with negative margins. Al- though only one of thirteen nodes excised was positive, ... See full document

... 170 cases with systemic central nervous system involvement of non-Hodgkin's lymphoma reports a very poor prognosis following secondary central nervous system lymphoma, with an overall median survival of ... See full document

... recurrence rates, which vary between 50 and 90% after conservative treatment, several authors have supported surgical resection with safety margins for the treatment of solid or multicystic ameloblastomas and have ... See full document

... The well-differentiated ACC with lymphoid stro- ma has a low proliferative activity with MIB1 indices between 0.5% and 3.7% (mean, 1.7%). In contrast, the conventional ACC revealed higher proliferative activity with MIB1 ... See full document

... and parotid glands were specifically evaluated and largest diameter was measured on transverse ...the CT features were deter- mined in consensus, with particular attention to the location and number ... See full document

... Microscopic examination of incisional biopsy specimen showed principally basaloid cells arranged in clumps with hyperchromatic nuclei and increased nu- clear-cytoplasmic ratio. A probable diagnosis of benign monomorphic ... See full document

... The mechanism of congenital cholesteatoma has not been clarified yet. Usually, middle ear cholesteatoma (congenital and acquired) is a progressive and destructive disease that requires surgery for complete cure. In ... See full document

... Under microscopic examination, the tumor ap- peared to be made up of eosinophilic adeno- epithelial cells, adipose tissue, sporadic lym- phocytes, and the remnants of salivary gland epithelial cells. Eosinophil ... See full document

... salivary gland and its clinicopathological ...salivary gland adenoid cystic carcinoma and 68 samples of salivary non-ACC neoplasms among patients at the Department of Oral Pathology, Nanjing Stomatological ... See full document

... The tumors in 4 of the patients showed homogeneous en- hancement. Heterogeneous enhancement was demonstrated in the remaining 6 patients (60%), in whom a central nonen- hancing curvilinear cleft was seen in 4 (Fig 4A, ... See full document