Obstructive hydrocephalus due to aqueduct stenosis with secondary intracranial hypertension
Diagnosis almost certain
Presentation
Chronic headaches with bilateral papilloedema.
Patient Data
Age: 35 years
Gender: Male
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Info
The MRI sequences demonstrate:
- dilatation of the 3rd and lateral ventricles with mild transependymal oedema. The sagittal FIESTA shows aqueduct stenosis (web/diaphragm) with normal size and configuration of the 4th ventricle
- Signs of secondary intracranial hypertension
- vertical tortuosity of the optic nerves
- prominent subarachnoid space around the optic nerves
- bilateral flattening of the posterior sclera
- mild enlargement of the Meckel cave
Case Discussion
MRI features of obstructive hydrocephalus due to aqueduct stenosis (web/diaphragm) with secondary intracranial hypertension.
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