Items tagged “parotid”

26 results found
Article

Benign lymphoepithelial lesions

Benign lymphoepithelial lesions (BLL or BLEL), also misleadingly known as AIDS-related parotid cysts (ARPC), are mixed solid and cystic lesions that enlarge the parotid glands, and are usually associated with cervical lymph node enlargement, and nasopharyngeal lymphofollicular hyperplasia. Term...
Article

Pleomorphic adenoma of the salivary glands

Pleomorphic adenomas, also known as benign mixed tumors (BMTs), are the most common salivary gland tumors. On imaging, they commonly present as well circumscribed rounded masses, most commonly located within the parotid gland, hypoechogenic on ultrasound and bright on T2WI with homogeneous enha...
Article

Salivary gland tumors

Salivary gland tumors are variable in location, origin, and malignant potential.  Pathology In general, the ratio of benign to malignant tumors is proportional to the gland size; i.e. the parotid gland tends to have benign neoplasms, the submandibular gland 50:50, and the sublingual glands and...
Article

Warthin tumor

Warthin tumors, also known as lymphomatous papillary cystadenomas, are benign, sharply demarcated tumors of the salivary gland. They are of lymphoid origin and most commonly arise from parotid gland tail. They may be bilateral or multifocal in up to 20% of cases and are the most common neoplasti...
Case

Parotid mucoepidermoid carcinoma

 Diagnosis almost certain
A.Prof Frank Gaillard
Published 08 Aug 2008
65% complete
CT
Case

Pleomorphic adenoma - large recurrence

 Diagnosis almost certain
A.Prof Frank Gaillard
Published 27 Feb 2009
62% complete
MRICT
Case

Parotid lipoma

 Diagnosis almost certain
Dr Hani Salam
Published 14 Feb 2010
36% complete
CTUltrasound
Case

Pleomorphic adenoma

 Diagnosis certain
Dr Hani Salam
Published 05 Mar 2010
83% complete
CT
Article

Acinic cell carcinoma (salivary glands)

Acinic cell carcinomas of the salivary glands are rare malignant neoplasms that account for 1-3% of all salivary gland tumors.  Pathology Pathology may superficially resemble normal serous (acinar) cells of the salivary glands. It is considered a low-grade, indolent malignancy, but with a tend...
Article

Carcinoma ex pleomorphic adenoma

Carcinoma ex pleomorphic adenoma is the most common of three malignant mixed tumors of salivary glands, and are thought to arise from pre-existing pleomorphic adenomas (or benign mixed tumors) 1. Epidemiology These tumors usually occur in older patients (6th to 8th decade), who have had a pleo...
Article

Malignant mixed tumors of salivary glands

Malignant mixed tumors of salivary glands, according to the WHO classification, comprise three tumors: carcinoma ex pleomorphic adenoma arises from pre-existing pleomorphic adenoma most common carcinosarcoma (true mixed tumor of the salivary glands) true malignant mixed tumor 99% also aris...
Article

Malignant salivary gland tumors (staging)

Malignant salivary gland tumors are staged using the TNM staging system: T: Tumor Tx: primary tumor cannot be assessed T0: no evidence of primary tumor T1 less than or equal to 2 cm in maximal diameter no extra-parenchymal extension T2 2-4 cm in maximal diameter no extra-parenchymal ext...
Case

Parotid lymphoepithelial cyst

Parotid lymphoepi...
 Diagnosis certain
A.Prof Frank Gaillard
Published 22 Apr 2010
68% complete
CT
Case

Pleomorphic adenoma in stylomandibular tunnel

 Diagnosis probable
A.Prof Frank Gaillard
Published 12 May 2010
50% complete
CT
Article

Parotid enlargement

Parotid enlargement (also known as parotidomegaly) has a wide differential given the significant breadth of pathology that can affect the parotid gland. These can be separated by the standard surgical sieve approach into infective, inflammatory, immune, neoplastic, infiltrative, and congenital c...
Case

Sialolithiasis

 Diagnosis certain
Radswiki
Published 20 Oct 2010
64% complete
CTAnnotated image
Case

Acute parotitis

 Diagnosis probable
Dr Tim Yates
Published 04 Mar 2011
68% complete
CT
Case

Pleomorphic adenoma

 Diagnosis probable
Dr David Cuete
Published 21 Apr 2013
64% complete
CT
Case

Carcinoma ex-pleomorphic adenoma of parotid

 Diagnosis certain
H&N spaces
Published 27 Mar 2014
88% complete
MRI
Case

Acinic cell carcinoma of the parotid gland

 Diagnosis certain
Dr Matt A. Morgan
Published 02 Dec 2014
95% complete
UltrasoundCTMRI

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