血管造影显示主动脉弓和大动脉。主动脉瓣的赘生物脱落形成栓子进入血液循环。图示感染性心内膜炎时脓毒性栓子通过左颈动脉引起栓塞，导致脑梗死和（或）脑脓肿。
This angiogram demonstrates the aortic arch and great vessels. An embolus from a cardiac valvular vegetation from the left side of the heart can travel out the systemic circulation. Shown here is a septic embolus from infective endocarditis travelling up the left common carotid artery, which could result in a cerebral infarction and/or abscess.