Hypothalamic hamartoma

Case contributed by A.Prof Frank Gaillard

Presentation

Often has short uncontrollable episodes of inappropriate / unprovoked laughter.

Patient Data

Age: Child

MRI brain

Modality: MRI

Selected images from an MRI of the brain demonstrate a rounded mass in the region of the hypothalamus, projecting inferiorly, behind the infundibulum of the pituitary gland. It is isointense to grey matter on T1 weighted images, does not enhance and is somewhat hyperintense of T2 weighted images.

Annotated images

Modality: MRI

A rounded mass in the region of the hypothalamus (orange arrows), projecting inferiorly, behind the infundibulum of the pituitary gland (green arrow). It is isointense to grey matter on T1 weighted images, does not enhance and is somewhat hyperintense of T2 weighted images.

Case Discussion

This case illustrates typical appearances of a hypothalamic hamartoma. 

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Case Information

rID: 16891
Case created: 27th Feb 2012
Last edited: 2nd Apr 2017
Inclusion in quiz mode: Included

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