From the case: Obstructive hydrocephalus - aqueductal stenosis
![](https://prod-images-static.radiopaedia.org/images/19842570/426fc3b4724a1c3eb5448eb59b68cf68b26179674ec8a60d7254f787c384b048_gallery.jpeg)
Sagittal magnitude image
contributed by Mostafa Elfeky on February 26, 2016
- “ Multiple webs noted at the distal portion of the aqueduct and 4th ventricle outlet foramina, with a consequent marked tight aqueductal stenosis ar...”
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