Blood vessels in the brain (IMAGE) University of Zurich Caption Visualization of the blood vessels in the brain of a patient without early venous filling, meaning without excessive reperfusion of the brain area after removal of the blood clot in the blocked artery. Credit P. Thurner und Z. Kulcsar, University Hospital Zurich Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.