Figure 2

Scatter plot of comparison between CVR to L-arginine in the MCA and FMD. Scatter plot of comparison between cerebrovascular reactivity (CVR) to L-arginine in the middle cerebral artery (MCA) and brachial artery flow-mediated dilation (FMD) in migraine patients with and without aura (p = 0.287; r² = 0.031).