Aqueductal stenosis

Case contributed by Hani Makky Al Salam
Diagnosis probable

Presentation

Increasing head circumference.

Patient Data

Age: 7 months
Gender: Female

CT brain

ct

Non-contrast CT of the brain demonstrates marked hydrocephalus involving the lateral and third ventricles but sparing the fourth ventricle. The floor of the third ventricle is ballooned outwards (downward) and there is funnelling of the superior part of the aqueduct. The anterior fontanelle is gaping. 

Case Discussion

This case illustrates the typical appearances of aqueductal stenosis on CT. 

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.