Parotid adenoid cystic carcinoma

Case contributed by Dr Ammar Haouimi

Presentation

Progressive painless swelling of the left parotid gland

Patient Data

Age: 35 years
Gender: Male

A well-defined lobulated multiloculated soft tissue mass of the left parotid gland involving mainly the deep lobe. It appears of intermediate signal intensity on T1WI, moderate-high signal intensity on T2WI with areas of hemorrhagic necrosis, restricted diffusion on DWI / ADC and heterogeneous enhancement following IV contrast. The ADC ratio tumor / healthy parotid was around 1.15

The right parotid gland appears normal.

No cervical lymphadenopathy.

Case Discussion

Case of low-grade adenoid cystic carcinoma proven by biopsy and histopathological examination

Adenoid cystic carcinomas are usually considered as low-grade tumors with a high tendency for perineural spread. They represent around 1% of head and neck cancers and have a high potential for local recurrence after excision. The treatment includes a combination of radiotherapy and surgery. 

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Case information

rID: 64100
Published: 9th Nov 2018
Last edited: 10th Nov 2018
System: Head & Neck
Inclusion in quiz mode: Included
Institution: Aurès Medical Imaging Center - Batna Algeria

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