Cassius Iyad Ochoa Chaar MD, MS, RPVI

Assistant Professor of Surgery (Vascular)

Departments & Organizations

Office of Student ResearchSurgery: Vascular Surgery

Research Interests

Premature peripheral vascular disease; Endovenous ablation of varicose veins; Endovascular aortic aneurysm repair; Deep vein thrombosis; Catheter-directed thrombolytic therapy more...


  • M.S., American University of Beirut, 2000
  • M.D., American University of Beirut, 2002

Selected Publications

  • Ochoa Chaar, C.I., Eid, R.E., Tzeng, E., Chaer, R.A., Makaroun, M.S., Cho, J.S. Open Secondary Interventions after Endovascular Abdominal Aortic Aneurysm Repair. Manuscript submitted
  • Chaar, C.I., Hirsch S.A., Cwenar, M., Rhee, R.Y., Chaer, R.A., Abu-Hamad, G., Dillavou E.D. Expanding the role of Endovenous Laser Ablation (EVLT): Results in Large Diameter, Small Saphenous and Anterior Accessory Veins. 2011 Jul;25(5):656-61
  • Makaroun MS, Ochoa Chaar CI. Should we treat type I endoleaks? Definitely. In Controversies and Updates in Vascular Surgery 2010. Editors:Becquemin JP, Alimi YS, Gerard JL. Edizioni Minerva Medica.Torino 2010. PP 279-82



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