SeanOrensteinMDFACS

General Surgery • Portland, OR

Bariatric Surgery, Minimally Invasive Surgery

Assistant Professor of Surgery. Division of Gastrointestinal and General Surgery. Laparoendoscopic & General Surgery

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Office
3181 SW Sam Jackson Park Rd
Portland, OR 97239
Phone+1 503-494-4373

Fax+1 503-418-4189
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Education & Training

Case Western Reserve University/University Hospitals Cleveland Medical CenterFellowship, Advanced GI Minimally Invasive Surgery, 2013 - 2014
University of ConnecticutResidency, Surgery, 2006 - 2013
Albany Medical CollegeClass of 2006
MCP Hahnemann UniversityMMS, 2000 - 2002

Certifications & Licensure

OR State Medical License 2014 - 2025
OH State Medical License 2013 - 2016
CT State Medical License 2008 - 2010
American Board of Surgery Surgery

Publications & Presentations

PubMed

Reducing the incidence of surgical site infection after ventral hernia repair: Outcomes from the RINSE randomized control trial.
LaBelle, M., Phillips, S., Warren, J., Lucas, C., Beffa, L., Petro, C., Prabhu, A., Krpata, D., Rosen, M., Orenstein, S., Nikolian, V., Pauli, E., Horne, C., Poulose, ...> ;American Journal of Surgery. 2024 Jan 5
Assessing Patient-Reported Experiences for In-Person and Telemedicine-Based Preoperative Evaluations.
Amber L O'Connor, Artem Shmelev, Abigale Shettig, Nicole M Santucci, Jordan Bray, Alina Bazarian, Sean B Orenstein, Vahagn C Nikolian> ;Telemedicine Journal and e-Health. 2024 Feb 1
3 citations
Management of abdominal wall hernias in patients with severe obesity.
Omar M Ghanem, Sean Orenstein, S Julie-Ann Lloyd, Amin Andalib, Alice Race, Holly Ann Burt, Farah Husain, Matthew Goldblatt, Matthew Kroh> ;Surgical Endoscopy. 2023 Sep 1
Bedside vs webside: Assessing patient-reported experiences for in-person and telemedicine-based perioperative evaluations.
Amber L O'Connor, Abigale Shettig, Nicole M Santucci, Thomas L Sutton, Jordan O Bray, Charlie Borzy, Sean B Orenstein, Vahagn C Nikolian> ;American Journal of Surgery. 2023 May 1
1 citations
Patient-performed at-home surgical drain removal is safe and feasible following hernia repair and abdominal wall reconstruction.
Jordan O Bray, Stephanie O'Connor, Thomas L Sutton, Nicole M Santucci, Mohamed Elsheikh, Alina N Bazarian, Sean B Orenstein, Vahagn C Nikolian> ;American Journal of Surgery. 2023 Feb 1
Understanding How Experts Do It: A Conceptual Framework for the Open Transversus Abdominis Release Procedure.
Karan Grover, Nechama Korenblit, Dina Podolsky, Alfredo Carbonell, Sean Orenstein, Eric M Pauli, Yuri Novitsky, Amin Madani, Maura Sullivan, Dylan Nieman, Babu, A.> ;Annals of Surgery. 2023 Mar 1
3 citations
Outcomes for audio-only and video-based preoperative encounters for abdominal wall reconstruction and hernia consultations.
Jordan O Bray, Thomas L Sutton, Mudassir S Akhter, Emaad J Iqbal, Sean B Orenstein, Vahagn C Nikolian> ;American Journal of Surgery. 2022 Aug 1
2 citations
Outcomes of Telemedicine-Based Consultation among Rural Patients Referred for Abdominal Wall Reconstruction and Hernia Repair.
Jordan O Bray, Thomas L Sutton, Mudassir S Akhter, Emaad Iqbal, Sean B Orenstein, Vahagn C Nikolian> ;Journal of the American College of Surgeons. 2022 Jul 1
2 citations
Telemedicine-based new patient consultations for hernia repair and advanced abdominal wall reconstruction.
J O Bray, T L Sutton, M S Akhter, E Iqbal, S B Orenstein, V C Nikolian> ;Hernia. 2022 Dec 1
6 citations
A National Evaluation of Surgeon Experiences in Telemedicine for the Care of Hernia and Abdominal Core Health Patients.
Vahagn C. Nikolian, Mudassir S. Akhter, Emaad J. Iqbal, Thomas L. Sutton, Sean B. Orenstein, Michael J. Rosen, Benjamin K. Poulose> ;World Journal of Surgery. 2021 Oct 3
8 citations
Abdominal Wall Reconstruction Risk Stratification Tools: A Systematic Review of the Literature.
Karla Bernardi, Gina L. Adrales, William W. Hope, Jerrod Keith, Heidi Kuhlens, Robert G. Martindale, Alyson A. Melin, Sean B. Orenstein, John Scott Roth, Shinil K. Sha...> ;Plastic and Reconstructive Surgery. 2018 Sep 1
11 citations
Enhanced Recovery Pathway for Complex Abdominal Wall Reconstruction.
Sean B. Orenstein, Robert G. Martindale> ;Plastic and Reconstructive Surgery. 2018 Sep 1
10 citations
Sarcopenia and outcomes in ventral hernia repair: a preliminary review
Steve R. Siegal, A. R. Guimaraes, M. R. Lasarev, Robert G. Martindale, Sean B. Orenstein> ;Hernia. 2018 May 11
9 citations
Stapled Transabdominal Ostomy Reinforcement with retromuscular mesh (STORRM): Technical details and early outcomes of a novel approach for retromuscular repair of para...
Arnab Majumder, Sean B. Orenstein, Heidi J. Miller, Yuri W. Novitsky> ;American Journal of Surgery. 2018 Jan 1
54 citations
Ventral Hernia Management: Expert Consensus Guided by Systematic Review.
Mike K Liang, Julie L Holihan, Kamal Itani, Zeinab M Alawadi, Juan R Flores Gonzalez, Erik P Askenasy, Conrad Ballecer, Hui Sen Chong, Matthew I Goldblatt, Jacob A Gre...> ;Annals of Surgery. 2017 Jan 1
125 citations
Outcomes of Posterior Component Separation with Transversus Abdominis Muscle Release and Synthetic Mesh Sublay Reinforcement
Yuri W. Novitsky, Mojtaba Fayezizadeh, Arnab Majumder, Ruel Neupane, Heidi L. Elliott, Sean B. Orenstein> ;Annals of Surgery. 2016 Aug 1
27 citations
Risk factors for wound morbidity after open retromuscular (sublay) hernia repair
Clayton C. Petro, Natasza Posielski, Siavash Raigani, Cory N. Criss, Sean B. Orenstein, Yuri W. Novitsky> ;Surgery. 2015 Dec 1
1 citations
Incisional Hernia: Difficult Cases 2.
Y. Novitsky, M. Fayezizadeh, A. Majumder, S. Yee, Clayton C. Petro, Sean B. Orenstein, G. Woeste, A. Reinisch, W. O. Bechstein, Michael J. Rosen, Alfredo M. Carbonell,...> ;Hernia. 2015 Oct 31
36 citations
Transversus abdominis muscle release for repair of complex incisional hernias in kidney transplant recipients
Clayton C. Petro, Sean B. Orenstein, Cory N. Criss, Edmund Q. Sanchez, Michael J. Rosen, Kenneth J. Woodside, Yuri W. Novitsky> ;American Journal of Surgery. 2015 Aug 1
15 citations
Repair of massive ventral hernias with “quilted” mesh
N. M. Posielski, S. T. Yee, Arnab Majumder, Sean B. Orenstein, Ajita S. Prabhu, Yuri W. Novitsky> ;Hernia. 2015 Apr 9
78 citations
Peroral endoscopic myotomy (POEM) leads to similar results in patients with and without prior endoscopic or surgical therapy.
Sean B. Orenstein, Siavash Raigani, Yuhsin V. Wu, Eric M. Pauli, Melissa S. Phillips, Jeffrey L. Ponsky, Jeffrey M. Marks> ;Surgical Endoscopy. 2015 Apr 8
3 citations
Laparoscopic-assisted drainage of a massive retroperitoneal abscess caused by group B Streptococcus.
Bryan T. Lawlor, Sean B. Orenstein, William V. Sardella> ;Surgical Infections. 2015 Mar 11
41 citations
Central failures of lightweight monofilament polyester mesh causing hernia recurrence: a cautionary note.
Clayton C. Petro, E. H. Nahabet, Cory N. Criss, Sean B. Orenstein, H. A. von Recum, Y. W. Novitsky, Michael J. Rosen> ;Hernia. 2015 Feb 1
10 citations
Real-time cadaveric laparoscopy and laparoscopic video demonstrations in gross anatomy: an observation of impact on learning and career choice.
Ean R. Saberski, Sean B. Orenstein, Dale Matheson, Yuri W. Novitsky> ;The American Surgeon. 2015 Jan 1
22 citations
Comparative analysis of histopathologic responses to implanted porcine biologic meshes.
Yuri W. Novitsky, Sean B. Orenstein, Donald L. Kreutzer> ;Hernia. 2014 Sep 28
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Research History

Research FellowUniversity of Connecticut School of Medicine, Department of Surgery2008 - 2010

Professional Memberships

Society of American Gastrointestinal and Endoscopic Surgeons - SAGES
Member
Association for Academic Surgery - AAS
Member
American College of Surgeons - ACS
Member
Americas Hernia Society (AHS)
Member

Hospital Affiliations

OHSU HospitalPortland, Oregon

External Links

OHSU Health Care profilehttps://www.ohsu.edu/providers/sean-orenstein-b/C3DE4EE47D514DCFA109B63E52F76A9B
OHSU Faculty profilehttps://www.ohsu.edu/people/sean-orenstein/C3DE4EE47D514DCFA109B63E52F76A9B