Pleomorphic adenoma - parotid

Case contributed by Dr Ammar Haouimi

Presentation

Painless swelling of the right parotid gland.

Patient Data

Age: 45 years
Gender: Male
MRI

There is a small lobulated well-encapsulated mass of the right parotid gland measuring (22 x 20 x 18 mm). It shows a low signal on T1, high signal on T2 with a peripheral hypointense rim (capsule) and no restricted diffusion. The postcontrast dynamic sequences show a progressive and gradual enhancement of the tumor giving the appearance of a TIC (time–signal intensity curve) type A according to Yabuuchi et al classification.

Normal appearance of the left parotid gland.

No cervical lymphadenopathy.

Case Discussion

MR features are suggestive of pleomorphic adenomas of the right parotid gland.

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Case information

rID: 89292
Published: 4th May 2021
Last edited: 6th May 2021
System: Head & Neck
Inclusion in quiz mode: Included
Institution: Aurès Medical Imaging Center - Batna Algeria

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