Dysembryoplastic neuroepithelial tumor (DNET)

Case contributed by Dr Ceyhun Hacı

Presentation

Seizure

Patient Data

Age: 40 years
Gender: Male

A high T2 signal lesion straddles the left middle frontal gyrus. The lesion is seen measuring about 2 x 1.5 cm. The lesion show high signal 'bubbly appearance' on T2, low signal on T1 and no discernable contrast enhancement.  

Case Discussion

These are characteristic appearances of a DNET.

The patient went on to have a resection. Histology confirmed the diagnosis of dysembryoplastic neuroepithelial tumor

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