This book is the ultimate reference on patent foramen ovale (PFO), a defect in the septum of the heart estimated to be present in more than twenty percent of the adult population and a proven cause of systemic embolism. All chapters have been written by internationally recognized experts in the field and cover PFO genetics and anatomy in addition to the effect PFO can have on various different organs and its supposed involvement in several conditions and clinical syndromes such as migraine, diving incidence, platynea orthodeoxia, economy class syndrome, sleep apnea and persistent...