<% strPathPics = Session("strPathPicsL") imgBg = strPathPics + Session("strMedia") %> Carotid Artery Dissection 7

Carotid Artery Dissection - Case 7

A 32 year-old woman developed right sided neck pain after a minor care accident. A right sided Horner's sign was present.

Outline the Right Carotid Dissection             Outline the Normal Left Carotid               Show the Blood in the Arterial Wall

MRI - Axial fat suppression images of the lower brainstem. Note the bright signal in the right internal carotid area. The bright signal is blood, indicating a dissection of the carotid artery. Due to collateral flow at the circle of Willis, dissection do not usually cause strokes by lack of blood flow, but rather from emboli have travel downstream and occlude the MCA, ACA or one of their branches.

Revised 04/24/06.
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