Thursday, August 30, 2007

Chiari malformation-MRI



The cerebellar tonsils are elongated and pushed down through the opening of the base of the skull blocking the flow CSF. The brainstem, cranial nerves, and the lower portion of the cerebellum may be stretched or compressed.The blockage of CSF flow may also cause a syrinx to form, eventually leading to syringomyelia.

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