Chiari I malformation

Case contributed by Dr Bita Abbasi


MRI done for chronic headache workup.


In the midsagittal MRI, the posterior fossa is small. The so called peg-like cerebellar tonsils are located well below the level of foramen magnum. Tonsilar sulci have the configuration of Sargeant Stripe.  

Syringohydromyelia is also noted in the upper cervical spinal cord.

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Case information

rID: 21023
Published: 29th Dec 2012
Last edited: 9th Oct 2015
Inclusion in quiz mode: Included

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