Quadrigeminal cistern lipoma

Case contributed by Bruno Di Muzio
Diagnosis certain

Presentation

Screening for cognitive impairment.

Patient Data

Age: 90 years
Gender: Female

Brain

ct
This study is a stack
Axial
non-contrast
Sagittal
non-contrast
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Info

A well-defined mass in the quadrigeminal plate cistern with fat attenuation. There is also a left lacunar infarction.

Case Discussion

Quadrigeminal cistern lipomas make up approximately 25% of intracranial lipomas and are located within the quadrigeminal cistern.

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