参考文献：附:丁香视野隐源性脑梗死

Ischemic lacunar stroke in patients with and without potential mechanism other than small-artery disease .Hankey GJ . Potential new risk factors for ischemic stroke : what is their potential ? Stroke , 2006 , 37.Prevalence of patent foramen ovale in patients with stroke .Recurrent cerebrovascular events associated with patent foramen ovale , atrial septal aneurysm , or both .A prospective study of cerebral ischemia in the young .Amarenco P . Cryptogenic stroke , aortic arch atheroma , patent foramen ovale , and the risk of stroke .