Figure - available from: Frontiers in Oncology
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Nasopharynx and neck MRI findings from 10 January 2022. (A–D) The axial planes of T1-weighted, enhanced T1-weighted, T2-weighted, and DWI and (E) the coronal plane of enhanced T1-weighted MRI, showing an area of enhancement in the right nasopharyngeal and parapharyngeal space. DWI demonstrated slightly restricted diffusion, which was considered indicative of recurrence.
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Background
Epithelial–myoepithelial carcinoma (EMCa) is a rare low-grade malignant tumor that most commonly occurs in the salivary glands, with approximately 320 cases having been reported worldwide. Here, we report the third case of EMCa occurring in the nasopharynx. Rare cases in the breast, pituitary gland, lacrimal gland, nose, paranasal sinus,...
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Introduction and importance
Adenoid cystic carcinoma (ACC) is an uncommon malignant epithelial tumor of the salivary and lacrimal glands. Orbital ACC is rare, originating commonly from the lacrimal gland, with only a few cases reported without lacrimal gland involvement. Deep orbital ACC may be associated with extension into skull base structures,...