Aqueductal stenosis due to membranous occlusion

Case contributed by Dr Ayaz Hidayatov

Presentation

Young female with long-standing headaches, vertigo, and blurred vision.

Patient Data

Age: 30-40
Gender: Female

MR shows marked dilatations of the third and lateral ventricles without periventricular trans-ependymal edema. The fourth ventricle is normal.

Midsagittal T2 DRIVE images show a horizontal membranous / web occlusion at the lower end of the aqueducts.

The tectal plate is unremarkable.

Case Discussion

The aqueductal stenosis due to membranous / web occlusion is an uncommon cause of obstructive hydrocephalus.

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Case information

rID: 54853
Published: 2nd Aug 2017
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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