Quadrigeminal plate cistern lipoma

Case contributed by Frank Gaillard
Diagnosis certain

Presentation

Possible seizures.

Patient Data

Age: Adult
Gender: Female

MRI brain

mri
Sagittal
T1
Sagittal
T1 fat sat
Axial
T1
Axial
FLAIR
Axial
T2
Axial
Gradient Echo
Sagittal
Gradient Echo
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Info

MRI demonstrates a mass in the quadrigeminal plate cistern with very high T1 and T2 signal which demonstrates fat saturation and chemical shift artifact, confirming that the mass is composed of fat, and as such represents a quadrigeminal cistern lipoma. 

Case Discussion

Incidental finding of a quadrigeminal plate cistern lipoma, exerting positive mass effect on the underlying cerebellum.

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