Published in:
Open Access
01-02-2007 | Spotlight
Patent foramen ovale and migraine: no reason to intervene
Authors:
Hans-Christoph Diener, on behalf of the Council of the European Headache Federation
Published in:
The Journal of Headache and Pain
|
Issue 1/2007
Login to get access
Excerpt
Cardiac embolism is the most frequent cause of ischaemic stroke in hospital-based and population-based registers. Patent foramen ovale (PFO) with and without atrial septal aneurysm (ASA) has been recognised as a potential risk factor for ischaemic stroke. Besides paradoxical embolism from small thrombi that arise in the venous system and cardiac thrombus formation secondary to PFO/ASA-related cardiac arrhythmia, another likely ischaemic stroke cause is thrombus formation in the PFO. …