Quadrigeminal cistern lipoma

Case contributed by Dr Lana Pshtiwan

Presentation

Headache and fever for a few days.

Patient Data

Age: 55 years
Gender: Male
MRI

Brain

A well-defined lesion is seen on the right side at quadrigeminal cistern just posterior to the tectum/midbrain with minimal mass effect, follow fat signal in all giving MRI sequences with blooming on Gradient sequence, in keeping with quadrigeminal lipoma, in addition to the bilateral mastoiditis.

CT

Brain

A fat density lesion is seen in the quadrigeminal cistern in keeping with lipoma.

Case Discussion

Considering patient symptom, a finding of the quadrigeminal cistern lipoma is incidental, the HU on CT -100 and on MRI it follows fat intensity in all sequences.

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Case information

rID: 69088
Published: 28th Jun 2019
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included
Institution: The Arab Board Of Health Specializations

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