ScottChadderdonMD

Cardiology • Portland, OR

Adult Congenital Heart Disease, Echocardiography, Non-Invasive Cardiology

Assistant Professor, Medicine, Oregon Health and Science University School of Medicine

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Office
3181 Sw Sam Jackson Park Rd
Portland, OR 97239
Phone+1 503-494-8750
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Education & Training

Oregon Health & Science UniversityFellowship, Cardiovascular Disease, 2006 - 2009
Oregon Health & Science UniversityResidency, Internal Medicine, 2002 - 2005
Sidney Kimmel Medical College at Thomas Jefferson UniversityClass of 2002

Certifications & Licensure

OR State Medical License 2004 - 2025
WA State Medical License 2005 - 2012
American Board of Internal Medicine Cardiovascular Disease

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2013-2014

Clinical Trials

Physical Activity and Obesity Start of enrollment: 2014 Feb 01
Completed
Not Applicable
2019-06 TRISCEND Study Start of enrollment: 2020 May 06
Active, not recruiting
Not Applicable

Publications & Presentations

PubMed

Imaging of the Mitral Valve.
Chandrashekar, P., Ashangari, C., Chadderdon, S.> ;Interventional Cardiology Clinics. 2024 Apr 1
1 citations
Mortality Associated With Proportionality of Secondary Mitral Regurgitation After Transcatheter Mitral Valve Repair: North American Mitraclip for Functional Mitral Reg...
Rodriguez, E., Duggal, N., Engoren, M., Chadderdon, S., Rodriguez, E., Morse, M., Vannan, M., Yadav, P., Morcos, M., Li, F., Reisman, M., Garcia-Sayan, E., Raghunathan...> ;The American Journal of Cardiology. 2024 Feb 15
The State of M-TEER: Enjoy the Fruit Salad!
Zahr, F., Chadderdon, S.> ;Journal of the American Heart Association. 2023 Dec 19
6 citations
1-Year Outcomes of Transcatheter Edge-to-Edge Repair in Anatomically Complex Degenerative Mitral Regurgitation Patients.
Smith, R., Lim, D., Gillam, L., Zahr, F., Chadderdon, S., Rassi, A., Makkar, R., Goldman, S., Rudolph, V., Hermiller, J., Kipperman, R., Dhoble, A., Smalling, R., Lati...> ;JACC. Cardiovascular Interventions. 2023 Dec 11
11 citations
1-Year Outcomes Following Transfemoral Transseptal Transcatheter Mitral Valve Replacement: Intrepid TMVR Early Feasibility Study Results.
Zahr, F., Song, H., Chadderdon, S., Gada, H., Mumtaz, M., Byrne, T., Kirshner, M., Sharma, S., Kodali, S., George, I., Merhi, W., Yarboro, L., Sorajja, P., Bapat, V., ...> ;JACC. Cardiovascular Interventions. 2023 Dec 11
6 citations
Transfemoral tricuspid valve replacement and one-year outcomes: the TRISCEND study.
Kodali, S., Hahn, R., Makkar, R., Makar, M., Davidson, C., Puthumana, J., Zahr, F., Chadderdon, S., Fam, N., Ong, G., Yadav, P., Thourani, V., Vannan, M., O'Neill, W.,...> ;European Heart Journal. 2023 Dec 7
2 citations
One-Year Outcomes From the CLASP IID Randomized Trial for Degenerative Mitral Regurgitation.
Zahr, F., Smith, R., Gillam, L., Chadderdon, S., Makkar, R., von Bardeleben, R., Ruf, T., Kipperman, R., Rassi, A., Szerlip, M., Goldman, S., Inglessis-Azuaje, I., Yad...> ;JACC. Cardiovascular Interventions. 2023 Oct 26
2 citations
Tricuspid Valve Academic Research Consortium Definitions for Tricuspid Regurgitation and Trial Endpoints.
Rebecca T Hahn, Matthew K Lawlor, Charles J Davidson, Vinay Badhwar, Anna Sannino, Ernest Spitzer, Philipp Lurz, Brian R Lindman, Yan Topilsky, Suzanne J Baron, Scott ...> ;European Heart Journal. 2023 Nov 14
Tricuspid Valve Academic Research Consortium Definitions for Tricuspid Regurgitation and Trial Endpoints.
Rebecca T Hahn, Matthew K Lawlor, Charles J Davidson, Vinay Badhwar, Anna Sannino, Ernest Spitzer, Philipp Lurz, Brian R Lindman, Yan Topilsky, Suzanne J Baron, Scott ...> ;The Annals of Thoracic Surgery. 2023 Nov 1
7 citations
Tricuspid Valve Academic Research Consortium Definitions for Tricuspid Regurgitation and Trial Endpoints.
Rebecca T Hahn, Matthew K Lawlor, Charles J Davidson, Vinay Badhwar, Anna Sannino, Ernest Spitzer, Philipp Lurz, Brian R Lindman, Yan Topilsky, Suzanne J Baron, Scott ...> ;Journal of the American College of Cardiology. 2023 Oct 24
Long-term results of M-TEER: A mountain of data with gaps to cross.
Firas Zahr, Scott Chadderdon> ;Catheterization and Cardiovascular Interventions. 2023 Aug 1
1 citations
Novel use of a thrombus aspiration system to facilitate transvenous lead extraction for large vegetations.
John Kaufman, Gurion Lantz, Castigliano M Bhamidipati, Scott Chadderdon, Charles A Henrikson, Peter M Jessel, Phan, F.> ;Heartrhythm Case Reports. 2023 Jul 1
Assessment of left atrial appendage occlusion candidacy following transcatheter aortic valve implantation in patients with a history of atrial fibrillation.
Kris Kumar, Craig C Morris, Philip Blatt, Tessa Herman, Trisha Chau, Gurion Lantz, Scott M Chadderdon, Howard K Song, Firas E Zahr, Golwala, H., Samhan, A.> ;International Journal of Cardiology. Heart & Vasculature. 2023 Jun 1
8 citations
1-Year Outcomes of Transcatheter Tricuspid Valve Repair.
Kodali, S., Hahn, R., Davidson, C., Narang, A., Greenbaum, A., Gleason, P., Kapadia, S., Miyasaka, R., Zahr, F., Chadderdon, S., Smith, R., Grayburn, P., Kipperman, R....> ;Journal of the American College of Cardiology. 2023 May 9
1 citations
Clinical Predictors of Mortality and Heart Failure Hospitalization in Patients With Severe Tricuspid Regurgitation.
Kris Kumar, Timothy Byrne, Timothy F Simpson, Raj Shah, Jorge Rodriguez, Loren Wagner, Scott M Chadderdon, Howard K Song, Firas E Zahr, Golwala, H., Samhan, A.> ;Structural Heart. 2023 Mar 1
19 citations
Transcatheter Edge-to-Edge Repair in Patients With Anatomically Complex Degenerative Mitral Regurgitation.
Hausleiter, J., Lim, D., Gillam, L., Zahr, F., Chadderdon, S., Rassi, A., Makkar, R., Goldman, S., Rudolph, V., Hermiller, J., Kipperman, R., Dhoble, A., Smalling, R.,...> ;Journal of the American College of Cardiology. 2023 Feb 7
Mitral Valve Transcatheter Edge-to-Edge Repair Volumes and Trends.
Kumar, K., Simpson, T., Chhatriwalla, A., Chadderdon, S., Smith, R., Song, H., Reeves, R., Sorajja, P., Zahr, F., Golwala, H.> ;Journal of Interventional Cardiology. 2023 Jan 1
58 citations
Randomized Comparison of Transcatheter Edge-to-Edge Repair for Degenerative Mitral Regurgitation in Prohibitive Surgical Risk Patients.
Lim, D., Smith, R., Gillam, L., Zahr, F., Chadderdon, S., Makkar, R., von Bardeleben, R., Kipperman, R., Rassi, A., Szerlip, M., Goldman, S., Inglessis-Azuaje, I., Yad...> ;JACC. Cardiovascular Interventions. 2022 Dec 26
1 citations
Thrombolytic therapy for mechanical aortic valve thrombosis in pregnancy: case report.
Khoa Nguyen, Emmanuelle Pare, Scott Chadderdon, Abigail Khan, Prasad, P.> ;European Heart Journal. Case Reports. 2022 Dec 1
Severe MR With Prior Alfieri Stitch Treated With Transcatheter Edge-to-Edge Repair and a Vascular Plug.
Katherine Rajotte, Evan Shalen, Howard K Song, Joaquin Cigarroa, Grant Burch, Firas Zahr, Scott M Chadderdon, Golwala, H.> ;JACC. Case Reports. 2022 Oct 5
Contemporary diagnosis and management of severe tricuspid regurgitation.
Firas Zahr, Scott Chadderdon, Howard Song, Edward Sako, Cristina Fuss, Steven R Bailey, Joaquin Cigarroa> ;Catheterization and Cardiovascular Interventions. 2022 Oct 1
Intermediate-Term Outcomes After Transcatheter Aortic Valve Implantation in Patients With a History of Atrial Fibrillation.
Craig C Morris, Kris Kumar, Philip Blatt, Tessa Herman, Trisha Chau, Gurion Lantz, Scott M Chadderdon, Howard K Song, Firas E Zahr, Golwala, H., Samhan, A.> ;The American Journal of Cardiology. 2022 Sep 1
7 citations
Three-Dimensional Intracardiac Echocardiography for Tricuspid Transcatheter Edge-to-Edge Repair.
Chadderdon, S., Eleid, M., Thaden, J., Makkar, R., Nakamura, M., Babaliaros, V., Greenbaum, A., Gleason, P., Kodali, S., Hahn, R., Koulogiannis, K., Marcoff, L., Grayb...> ;Structural Heart. 2022 Aug 1
Haemolysis resolution after transcatheter valve in valve within a prior mitral annuloplasty ring: a case report.
Bhaskar Bhardwaj, Howard K Song, Gurion Lantz, Scott Chadderdon, Firas Zahr, Golwala, H.> ;European Heart Journal. Case Reports. 2022 Aug 1
1 citations
Transcatheter Valve-in-Valve Mitral Valve Replacement Using 4D Intracardiac Echocardiogram and Conscious Sedation.
Bhardwaj, B., Lantz, G., Chadderdon, S., Song, H., Zahr, F., Golwala, H.> ;Structural Heart. 2022 Jul 1
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Professional Memberships

American College of Cardiology - ACC
Member

Hospital Affiliations

OHSU HospitalPortland, Oregon