Presentation
Increased head circumference with a moderate psychomotor retardation.
Patient Data
Age: 5 years
Gender: Female
From the case:
Aqueductal stenosis
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Marked dilatation of the 3rd and lateral ventricles with colpocephaly. No significant transependymal oedema. Normal size and configuration of the 4th ventricle. The sagittal FIESTA sequence shows aqueduct stenosis (web or diaphragm).
Dysgenesis of the corpus callosum.
From the case:
Aqueductal stenosis
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Annotated image: the green arrow indicated the site of the aqueductal stenosis (web or diaphragm).
Case Discussion
MRI features of an obstructive hydrocephalus due to aqueductal stenosis (web or diaphragm) with associated corpus callosal dysgenesis.
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