Chiari 1 malformation measurement

Case contributed by A.Prof Frank Gaillard
Diagram

Chiari measurement: The vertical distance from the tip of the cerebellar tonsils to a line drawn between and anterior and posterior margins of the foramen magnum. Normal is < 5 mm. 

The vertical distance from the tip of the cerebellar tonsils to a line drawn between and anterior and posterior margins of the foramen magnum. 

Case Discussion

The vertical distance from the tip of the cerebellar tonsils to a line drawn between and anterior and posterior margins of the foramen magnum. Normal less than 5mm. 

The vertical distance from the tip of the cerebellar tonsils to a line drawn between and anterior and posterior margins of the foramen magnum

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Case information

rID: 10769
Case created: 19th Sep 2010
Last edited: 17th Nov 2015
Inclusion in quiz mode: Included

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