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Office
101 The City Dr
Orange, CA 92868Phone+1 888-717-4463Fax+1 714-456-8858
Education & Training
- Mayo ClinicPost-Doctoral Fellowship, 1990 - 1992
- UCLA David Geffen School of Medicine/UCLA Medical CenterFellowship, Gastroenterology, 1986 - 1989
- University of MinnesotaResidency, Internal Medicine, 1983 - 1986
- University of MinnesotaInternship, Internal Medicine, 1982 - 1983
- University of Minnesota Medical SchoolClass of 1982
- University of MinnesotaGraduate School, Physiology, 1977 - 1978
- University of MinnesotaB.S., Biology, Summa Cum Laude, 1972 - 1977
Certifications & Licensure
- CA State Medical License 1986 - 2026
- MN State Medical License 1984 - 2004
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
- Fellow American Gastroenterological Association, 2009
- Fellow (AGAF) American Gastroenterological Association, 2009
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Publications & Presentations
PubMed
- 1 citationsAutologous hematopoietic stem cell transplantation for a patient with multiple autoimmune diseases.Pongthep Vittayawacharin, Michael Y Sy, Sanaz Attaripour Isfahani, William E Karnes, Piyanuch Kongtim
American Journal of Hematology. 2023-10-01 - 1 citationsA survey of colonoscopists with and without in-depth knowledge of water-aided colonoscopy.Felix W Leung, Sergio Cadoni, Malcolm Koo, Andrew W Yen, Keith Siau
Journal of Gastroenterology and Hepatology. 2022-09-01 - 11 citationsArtificial intelligence for the assessment of bowel preparation.Ji Young Lee, Audrey H Calderwood, William Karnes, James Requa, Brian C Jacobson
Gastrointestinal Endoscopy. 2022-03-01
Journal Articles
- Role of Primary Tumor Resection Among Chemotherapy-Treated Patients with Synchronous Stage IV Colorectal Cancer: A Survival AnalysisTsang, WY, Ziogas A, Lin BS, Seery TE, Karnes W, Stamos MJ, Zell JA, J Gastrointest Surg, 1/1/2014
- Desmoid tumors in familial adenomatous polyposis: a pilot project evaluating efficacy of treatment with pirfenidoneLindor NM, Dozois R, Nelson H, Wolff B, King J, Boardman L, Wilson M, Greene MH, Karnes W, Mesa R, Welch T, Edmonson J, Limburg P, Am J Gastroenterol, 1/1/2003
- Inhibition of epidermal growth factor receptor kinase fails to suppress adenoma formation in ApcMIN mice but induces duodenal injuryRitland SR, Gendler SJ, Burgart LJ, Fry DW, Nelson JM, Bridges AJ, Andress L, Karnes WE Jr (senior author), Cancer Res, 1/1/2000
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Books/Book Chapters
Abstracts/Posters
- Variable Recognition of Sessile Serrated Adenomas Among Colonoscopists and Pathologists - a Compounded Roadblock to Reducing Interval Colon CancersSarah L. Flores, Argyrios Ziogas, Gregory Albers, Hoda Anton-Culver, William E. Karnes, DDW, 1/1/2014
- Effect of Delay in Surgical Treatment of Colon Cancer on Survival.Farid Jalali, Argyrios Ziogas, Jason A. Zell, Michael J. Stamos, Hoda Anton-Culver, William E. Karnes, DDW, 1/1/2014
- PMA Induces apoptosis in the SNU-C4 colon cancer cells through caspase-9 independently of caspase-3 and -8.Weller SG, Penington RC, Karnes WE Jr, Gastroenterology, 1/1/2000
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Authored Content
- Artificial Intelligence Is the Future of GastroenterologyOctober 2018
- Artificial Intelligence Is the Future of GastroenterologyOctober 2018
Press Mentions
- UCI Health Expert Seeing Increased Frequency of Colorectal Cancer in Younger Adult PatientsMarch 27th, 2023
- Colorectal Cancer Is Rising Among Younger Adults and Scientists Are Racing to Uncover WhyMarch 24th, 2023
- UCI Health Supports Colorectal Cancer AwarenessMarch 1st, 2022
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Professional Memberships
- Fellow
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