Compared with healthy controls, patients with cluster headache presented a high incidence (48.5%) of nondipper pattern, pathological ankle-brachial index (69.7%), and intima-media thickness values above the 75th percentile. These findings support the hypothesis that patients with cluster headache present increased risk of cardiovascular disease.

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In our sample, headache after carotid artery stenting was mild to moderate in intensity, unilateral, oppressive, and short-lasting. Further studies are necessary to gain a deeper knowledge of its characteristics and associated risk factors.

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