Agenesis of the corpus callosum
Incidental congenital abnormality identified on a patient undergoing CT head for a new onset left hemiparesis.
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The lateral ventricles are widely spaced and the third ventricle sited highly.
The 'racing car'appearance of the ventricles is present.
The corpus callsoum is absent.
Features of agenesis of the corpus callosum include:
- racing car appearance of ventricles
- Viking's helmet/moosehead appearance of ventricles
- widely spaced lateral ventricles
- high riding 3rd ventricle