Presentation
Siezures.
Patient Data
Age: 20 years
Gender: Female
From the case:
Quadrigeminal cistern lipoma
![](https://prod-images-static.radiopaedia.org/images/55375979/IMG-0004-00011_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
![](https://prod-images-static.radiopaedia.org/images/55376002/IMG-0003-00011_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
![](https://prod-images-static.radiopaedia.org/images/55375933/IMG-0002-00011_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
![](https://prod-images-static.radiopaedia.org/images/55375956/IMG-0005-00011_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
![](https://prod-images-static.radiopaedia.org/images/55376025/IMG-0006-00011_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
![](https://prod-images-static.radiopaedia.org/images/55376062/IMG-0008-00034_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
![](https://prod-images-static.radiopaedia.org/images/55376081/IMG-0009-00011_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
![](https://prod-images-static.radiopaedia.org/images/55376048/IMG-0007-00012_thumb.jpeg)
![This study is a stack](/packs/stack-YQKLCKBI.gif)
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Info
![](https://prod-images-static.radiopaedia.org/images/55375979/IMG-0004-00011_big_gallery.jpeg)
Fat signal intensity lesion (1.7 x 1.7 x 1.2 cm) in the quadrigeminal cistern showing blooming artifact in T2* GRE sequence. No features of obstruction to cause hydrocephalus.
No other gross abnormality in the cranial fossa.
Case Discussion
Quadrigeminal cistern lipoma is a known entity.
It follows the signal of fat in all sequences and shows blooming artifact on GRE/SWI sequences.