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Chiari II malformation

Case contributed by Assoc Prof Frank Gaillard


Neurological impairment since birth.

Patient Data

Age: Young adult

MRI brain

MRI of the brain demonstrates a small posterior fossa with low lying tentorial attachment posteriorly. The tectum is beaked and the corpus callosum dysgenetic.

On the superior slices of the T2 axial series, you can also see interdigitation of the medial hemispheric sulci to do absence of the falx. 

Colpocephaly and hydrocephalus are present. Pediatric VP drain has migrated out of the ventricles.

Case Discussion

This patient was born with spina bifida and a myelomeningocele which was repaired in the neonatal period. 

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Case information

rID: 16048
Published: 11th Dec 2011
Last edited: 1st Sep 2020
Inclusion in quiz mode: Included

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