
1500 E. Medical Center Drive, UH South F6689A
Ann Arbor, Michigan 48109
Available to mentor

Chris Sonnenday is the Darrell A. Campbell, Jr, M.D., Collegiate Professor of Transplant Surgery at the University of Michigan, and Transplant Center Director for UM Health. He also serves Executive Vice Chair of the Department of Surgery, Surgical Director of Living Donor Liver Transplantation, and Surgical Director of the Multidisciplinary Liver Tumor Program for Michigan Medicine. Dr. Sonnenday's clinical interests focus on liver transplantation including liver donation, and the treatment of liver cancer.
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Fellow in Surgical Oncology and Assistant Chief of ServiceJohns Hopkins University School of Medicine, 3400 N. Charles St., 2008
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Fellow in TransplantationThe University of Michigan, Department of Surgery, 2008
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Senior Resident in SurgeryJohns Hopkins University School of Medicine, 3400 N. Charles St., 2005
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Research FellowJohns Hopkins University School of Medicine, 3400 N. Charles St., 2003
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Resident in SurgeryJohns Hopkins University School of Medicine, 3400 N. Charles St., 2000
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Intern in SurgeryJohns Hopkins University School of Medicine, 3400 N. Charles St., 1998
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Center MemberInstitute for Healthcare Policy and Innovation
• Preservation strategies for deceased donor organs prior to transplantation
• Multi-modality therapy of advanced hepatobiliary and pancreatic malignancies
• Transplant utilization and allocation
• Racial and geographic disparity in complex surgical care, including transplantation
• Donor and recipient selection in liver tranplantation
• Frailty as a metric in patient selection for liver transplantation and complex surgical care
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Matar AJ, Oppat KM, Bennett FJ, Warren EAK, Wehrle CJ, Li Z, Rajendran L, Rokop ZP, Kubal C, Biesterveld BE, Foley DP, Maeda M, Nguyen MH, Elinoff B, Humar A, Moris D, Sudan D, Klein J, Emamaullee J, Agopian V, Vagefi PA, Dualeh SHA, Sonnenday CJ, Sapisochin G, Aucejo FN, Maithel SK. Ann Surg Oncol, 2025 Jan; 32 (1): 456 - 457.Proceeding / Abstract / PosterASO Visual Abstract: Hepatic Resection as the Primary Treatment Modality for Hepatocellular Carcinoma Following Orthotopic Liver Transplantation.
DOI:10.1245/s10434-024-16356-9 PMID: 39460817 -
Bennett FJ, Keilson JM, Turgeon MK, Oppat KM, Warren EAK, Shah SA, Agopian VG, Magliocca JF, Cameron A, Orloff SL, Kubal CA, Cannon RM, Akoad ME, Emamaullee J, Aucejo F, Vagefi PA, Nguyen MH, Dhanireddy K, Kazimi MM, Sonnenday CJ, Foley DP, Abdouljoud M, Sudan DL, Humar A, Doyle MBM, Chapman WC, Maithel SK. Ann Surg Oncol, 2025 Jan; 32 (1): 458 - 459.Proceeding / Abstract / PosterASO Visual Abstract: Racial Disparities in Liver Transplant for Hepatitis C-Associated Hepatocellular Carcinoma.
DOI:10.1245/s10434-024-16410-6 PMID: 39470892 -
Bennett FJ, Keilson JM, Turgeon MK, Oppat KM, Warren EAK, Shah SA, Agopian VG, Magliocca JF, Cameron A, Orloff SL, Kubal CA, Cannon RM, Akoad ME, Emamaullee J, Aucejo F, Vagefi PA, Nguyen MH, Dhanireddy K, Kazimi MM, Sonnenday CJ, Foley DP, Abdouljoud M, Sudan DL, Humar A, Doyle MBM, Chapman WC, Maithel SK. Ann Surg Oncol, 2025 Jan; 32 (1): 426 - 437.Journal ArticleRacial Disparities in Liver Transplant for Hepatitis C-Associated Hepatocellular Carcinoma.
DOI:10.1245/s10434-024-16317-2 PMID: 39414703 -
Matar AJ, Oppat KM, Bennett FJ, Warren EAK, Wehrle CJ, Li Z, Rajendran L, Rokop ZP, Kubal C, Biesterveld BE, Foley DP, Maeda M, Nguyen MH, Elinoff B, Humar A, Moris D, Sudan D, Klein J, Emamaullee J, Agopian V, Vagefi PA, Dualeh SHA, Sonnenday CJ, Sapisochin G, Aucejo FN, Maithel SK. Ann Surg Oncol, 2024 Dec; 31 (13): 9223 - 9224.Journal ArticleASO Author Reflections: Hepatic Resection as the Primary Treatment Modality for Hepatocellular Carcinoma After Orthotopic Liver Transplantation.
DOI:10.1245/s10434-024-16237-1 PMID: 39277547 -
Matar AJ, Oppat KM, Bennett FJ, Warren EAK, Wehrle CJ, Li Z, Rajendran L, Rokop ZP, Kubal C, Biesterveld BE, Foley DP, Maeda M, Nguyen MH, Elinoff B, Humar A, Moris D, Sudan D, Klein J, Emamaullee J, Agopian V, Vagefi PA, Dualeh SHA, Sonnenday CJ, Sapisochin G, Aucejo FN, Maithel SK. Ann Surg Oncol, 2024 Dec; 31 (13): 9159 - 9167.Journal ArticleHepatic Resection as the Primary Treatment Method for Hepatocellular Carcinoma After Orthotopic Liver Transplantation.
DOI:10.1245/s10434-024-16085-z PMID: 39172301 -
2024 Nov 7;Presentation"Future Liver Remnant Hypertrophy: PVL, PVE, Y90, or ALLPS?"
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Sonnenday CJ, Russell M, El-Khoueiry A, Alzubaidi S, Katariya N, Ashman J, Ahn D, Jayasekera C. 2024 Nov 7;Presentation"Treatment Strategies for "Advanced-Stage" HCC"
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Sonnenday CJ, Russell M, El-Khoueiry A, Alzubaidi S, Katariya N, Ashman J, Ahn D, Jayasekera C. 2024 Nov 7;Presentation"Treatment Strategies for "Early Stage" HCC"

