Modality: Diagram

- “ The vertical distance from the tip of the cerebellar tonsils to a line drawn between and anterior and posterior margins of the foramen magnum. Nor...”

Used in the following article:

  • Chiari I malformation - “ Chiari I malformation is the most common variant of the Chiari malformations, and it is characterised by a caudal descent of the cerebellar tonsil...”

View full size version of Chiari 1 malformation measurement

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