Presentation
Screening for cognitive impairment.
Patient Data
Age: 90 years
Gender: Female
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Axial non-contrast

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.