Rondell P. Graham

Rondell P. Graham, MBBS, is a Professor of Laboratory Medicine and Pathology at Mayo Clinic College of Medicine and Science. As a Consultant in the Department of Laboratory Medicine and Pathology and Division of Anatomic Pathology, his work spans clinical diagnostics, research, and education. He specializes in GI/Liver pathology and molecular oncology, focusing on liver tumors, colorectal cancer, and anal pathology.

• Fellow - Gastrointestinal/Liver Pathology (Mayo School of Graduate Medical Education, 2016)
• Fellow - Surgical Pathology (2015)
• Fellow - Molecular Genetic Pathology (2014)
• Residency - Anatomic & Clinical Pathology (2013)
• Medical School - Medicine and Surgery, University of the West Indies (2006)

Dr. Graham's research investigates the molecular genetics of liver tumors, particularly fibrolamellar carcinoma, hepatocellular carcinoma, and hepatocellular adenomas. He employs histologic, molecular, and proteomic approaches to refine tumor classification and identify biomarkers for diagnosis and treatment. His work aims to improve patient outcomes through rational therapeutic strategies.

His clinical focus includes gastrointestinal/liver biopsies, molecular test interpretation, and clinical test development. He actively contributes to education through resident/fellow training and textbook authorship.

Scientific leadership roles include:

• President-Elect, Arthur Purdy Stout Society for Surgical Pathologists (2025-2026)
• Vice-President, Arthur Purdy Stout Society (2024-2025)
• Member - Board of Directors, United States and Canadian Academy of Pathology (2024-2027)
• Executive Vice Chair of Academics, Division of Anatomic Pathology (2022-present)
• Section Head of GI/Liver Pathology, Mayo Clinic in Rochester (2018-2024)

Dr. Graham collaborates with multidisciplinary teams at Mayo Clinic Cancer Center and DLMP Lab Services, driving advancements in molecular oncology and clinical test implementation.