Epidermoid (frontal) and pituitary macroadenoma

Case contributed by Frank Gaillard
Diagnosis almost certain

Presentation

Bitemporal hemianopia

Patient Data

Age: Adult

This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

Axial
T2
Axial
FLAIR
Axial
T1
Axial
T1 C+
Axial
DWI
Coronal
T1 C+
Coronal
T2
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Info

At the medial aspect of the right frontal lobe a lobulated lesion demonstrates predominantly low T1 and very high T2 signal with little if any enhancement. Diffusion weighted imaging reveals prominent restricted diffusion.

MRI of the pituitary: same day

mri
Axial
T2
Coronal
T1 C+
Sagittal
T1 C+
Axial
FLAIR
Axial
T1
Coronal
T2
Axial
T1 C+
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Info

Solid and homogeneously enhancing mass enlarging the pituitary fossa, with suprasellar extension, and partial encasement of the right ICA. 

Case Discussion

Appearances of the frontal lobe mass are most consistent with an epidermoid cyst

Additionally as pituitary mass is noted, consistent with a coincidental pituitary macroadenoma.

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