Arnar Geirsson MD

Clinical Instructor in Surgery (Section of Cardiac Surgery); Director, Minimally Invasive Cardiac Surgery

Departments & Organizations

Heart & Vascular Center, Yale-New Haven Hospital

Vascular Biology and Therapeutics Program


Research Interests

Role of micro RNAs in cardiac remodeling; Cardiac regeneration; TGF-beta signaling in degenerative mitral valve disease; Pathology of thoracic aortic aneurysm more...


  • M.D., University of Iceland, 1997

Selected Publications

  • Sabet W. Hashim, Samuel J. Youssef, Bassem Ayyash, Anthony J Rousou, Sigurdur Ragnarsson, Susan Collazo, Arnar Geirsson. Pseudo-Prolapse of the Anterior Leaflet in Chronic Ischemic Mitral Regurgitation: Identification and Repair. Journal of Thoracic and Cardiovascular Surgery. In press, 2011.
  • Amir H. Lebastchi, Lingfen Qin, Salman F. Khan, Jing Zhou, Arnar Geirsson, Richard W. Kim, Wei Li, George Tellides. Activation of human vascular cells decreases their expression of transforming growth factor-beta. Atherosclerosis. In press, 2011.
  • Amy Gallo, Ahmad Saad, Rahmat Ali, Alan Dardik, George Tellides, Arnar Geirsson. Circulating interferon-?-inducible CXCR3 ligands are elevated in humans with aortic aneurysm and CXCR3 is necessary for aneurysm formation in mice. Journal of Thoracic and Cardiovascular Surgery. In press, 2011.



Latest News


Edit Profile