Demographics:
13 years old, Male
Indication:
Headaches
Findings
- Clustered T2/FLAIR hyperintense nodularity involving the right frontal operculum and superior insula
- Normal appearance of the overlying cortex
- No corresponding enhancement, restricted diffusion, or susceptibility artifact
Annotated Images & Illustrations
Clustered T2 hyperintense cystic structures in the subcortical white matter of the right frontal operculum and superior insula (red arrow) with normal appearance of the overlying cortex which is a typical appearance for MVNT.
This lesion remains hyperintense on FLAIR (red arrow).
Diagnosis
Multinodular and vacuolating neuronal tumor (MVNT)
Key Imaging Features
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Differential Diagnosis
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Discussion
Pearls
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