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Sean Ryan, MD, Vascular Surgery, West Chester, PA, Bryn Mawr Hospital


Vascular Surgery West Chester, PA

President / Managing Partner, Vascular Surgical Specialists, PLLC

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Education & Training

  • Villanova University
    Villanova UniversityMBA, 2016
  • Villanova University
    Villanova UniversityMasters of Business Administration, 2016 - 2022
  • Villanova University
    Villanova UniversityMBA, 2015 - 2022
  • Johns Hopkins University
    Johns Hopkins UniversityFellowship, Vascular Surgery, 2003 - 2004
  • University of Pennsylvania Health System
    University of Pennsylvania Health SystemResidency, Surgery, 1997 - 2003
  • Sidney Kimmel Medical College at Thomas Jefferson University
    Sidney Kimmel Medical College at Thomas Jefferson UniversityClass of 1997
  • University of Pennsylvania
    University of PennsylvaniaNo Degree, Biological Sciences, 1991 - 1992
  • University Of Pennsylvania
    University Of PennsylvaniaBA, Economics, 1987 - 1991
  • University of Pennsylvania
    University of PennsylvaniaB.A., Economics, 1987 - 1991

Certifications & Licensure

  • PA State Medical License
    PA State Medical License 1998 - 2024
  • American Board of Surgery Vascular Surgery

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification Intergy EHR, Greenway Health, LLC, 2011
  • Excellence in Clinical Teaching Award Pennsylvania Hospital Department of Surgery, 2002
  • Nominee, Emil and Lynn Hubschman Award for Caring and Compassion 2002
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Publications & Presentations


Journal Articles

  • Isolated Jejunal Injury in a Hockey Player  
    Hunt, A., Ryan, S., Dorsheimer, G., The Physician and Sports Medicine, 1/1/2001
  • Abnormal Duplex Findings at the Proximal Anastomosis of Infrainguinal Bypass Grafts: Does Revision Enhance Patency?  
    Ryan, S., Dougherty, M., Chang, C., Lombardi, J., Raviola, C., Calligaro, K., Annals of Vascular Surgery, 1/1/2001
  • Hypotensive Mechanisms of Amifostine  
    Ryan, S., Carrithers, S., Parkinson, S., Skurk, C., Nuss, C., Pooler, P., Owen, C., Lefer, C., Waldman, S., The Journal of Clinical Pharmacology, 1/1/1996
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Books/Book Chapters


  • Risk Factors Associated with Infection of Lower Extremity Bypasses.
    Chang, J., Calligaro, K., Ryan, S., Dougherty, M., Society for Clinical Vascular Surgery, Las Vegas, NV, 1/1/2002
  • Adenoviral Mediated Uteroglobin Gene Transfer to the Adventitia Reduces Intimal Hyperplasia.
    Lombardi, J., Naji, M., Larson, R., Ryan, S., Naji, A., Golden, MA., Journal of Surgical Research, Delaware Valley Vascular Society Meeting, 1/1/2001
  • Inhibition of Neointimal Hyperplasia in the Injured Rat Carotid After Adenoviral Gene Transfer of HSP-70i.
    Ryan, S., Naji, M., Koeberlein, B., Larson, R., Golden, M.A., American College of Surgeons Owen J. Wangensteen Surgical Forum, 1/1/2001
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  • Management of Infected Prosthetic Dialysis Arteriovenous Grafts. 
    Chicago, IL, 2003 - 1/1/2002
  • Inhibition of Neointimal Hyperplasia in the Injured Rat Carotid After Adenoviral Gene Transfer of HSP-70i. 
  • Management of Juxtarenal Aortic Aneurysms with Preferential Suprarenal Clamping via a Transperitoneal Midline Incision. 
    Las Vegas, NV, 2002 - 1/1/2001
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Professional Memberships

Hospital Affiliations