Emergency Guide to Stroke Neuroimaging
Northwestern EM
JANUARY 6, 2020
The paired arteries are connected by the anterior communicating artery (ACommA) early in their course which is the final connection completing the circle of Willis (Figure 7). As noted prior, these PCAs connect with the ipsilateral posterior communicating arteries from the anterior circulation (Figure 7). 9,10,12] Figure 5.
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