Chiari I malformation with post-op pseudomeningocoele

Case contributed by A.Prof Frank Gaillard

Low lying cerebellar tonsils which extend below the margins of the foramen magnum to the level of C2/3. There is no evidence of a syrinx or hydrocephalus. Features are consistent with a Chiari 1 malformation.


MRI brain - post op

The patient went on to have a posterior fossa decompression with resection of the occipital bone and posterior arch of C1 with a duroplasty. A pseudomeningocele has developed. 

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Case information

rID: 8385
Published: 27th Jan 2010
Last edited: 13th Aug 2019
Inclusion in quiz mode: Included

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