Normobaric oxygen may attenuate the headache in patients with patent foramen povale and migraine

Abstract

Highlights Brain hypoxia may be the key point of pathological link between PFO and migraine. NBO may be a feasible promising method on PFO–migraine control. The size of PFO aperture may be not very matched with the severity and the incidence of migraine.

Keywords

• Patent foramen ovale
• Migraine
• Normobaric oxygenation
• Hyoxemia
• Blood gas analysis