A patent foramen ovale or PFO is a defect in the wall between the two upper chambers of the heart. This defect is actually an incomplete closure of the atrial wall that results in a flap or valve-like ...
By contrast with previous studies that indicated a link between the severity of cardiac shunt on TCD ultrasonography and the occurrence of migraine, 5 Garg et al. observed that there was no ...
New-onset migraine was noted in ten patients. ASD: Atrial septal defect; NA: Not assessed; NR: Not reported; PFO: Patent foramen ovale. The following arguments support the hypothesis that ...