Dandy-Walker malformation with callosal dysgenesis
Citation, DOI and case data
Haouimi, A. Dandy-Walker malformation with callosal dysgenesis. Case study, Radiopaedia.org. (accessed on 22 Oct 2021) https://radiopaedia.org/cases/83004
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11th Oct 2020
Aurès Medical Imaging Center - Batna Algeria
Inclusion in quiz mode:
Increased head circumference (?hydrocephalus).
Age: 4 years
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MRI sequences demonstrate:
- enlarged posterior pericerebellar space communicating with cystic dilatation of the 4th ventricle through vermian hypoplasia with a moderate anterolateral displacement of the cerebellar hemispheres.
- dilated of the 3rd/lateral ventricles with patent cerebral aqueduct (of Sylvius)
- dysgenesis of the corpus callosum.
- extra-axial cysts of CSF signal in the middle cerebral fossae (arachnoid cysts).