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Autoregulation and cerebrovascular reactivity before and after CGRP targeted therapy. (A) Mx index is not significantly different pre-treatment and on treatment, in both the middle cerebral artery and posterior cerebral artery. (B) Cerebrovascular reactivity is not significantly different pre-treatment and on treatment, in both the middle cerebral artery and posterior cerebral artery. p-values were calculate by Wilcoxon signed rank sum tests. CVR indicates cerebrovascular reactivity.
