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Urological Pathology

Dr David J Grignon, MD.

Indiana University, Indianapolis, USA

Dr David Grignon

Dr. David Grignon is Centennial Professor and Vice Chair for Clinical Programs in the Department of Pathology and Laboratory Medicine at Indiana University. Prior to joining the faculty at IU in 2007, Dr. Grignon had served as the Chairman of the Department of Pathology at Wayne State University in Detroit, MI (1999-2007). He obtained his MD degree and completed training in Anatomic Pathology at the University of Western Ontario in London, Canada followed by a 2-year Fellowship in Surgical and Genitourinary Pathology at the MD Anderson Cancer Center in Houston, TX.

Dr. Grignon is recognized nationally and internationally for his expertise in the area of Urologic Pathology. He has published over 400 research/review articles and 35 book chapters. He is an author or editor of 5 books including the 4th Series AFIP fascicle on Tumors of the Kidney, Bladder, and Related Urinary Structures, and the text, Urological Pathology.

A major focus of Dr. Grignon’s career has been education and he has presented over 300 invited lectures and courses nationally and in 30 other countries. He has directed numerous courses for all the major organizations in pathology and currently directs the annual 4 day special course in Urologic Pathology sponsored by the ASCP. Dr. Grignon has served in various capacities for many organizations including the USCAP, ASCP, CAP, IAP, ISUP and the WHO. He currently is the Treasurer and a member of the Executive Committee of the USCAP. He is a member of the editorial board of several journals including Modern Pathology. In 2016 Dr. Grignon was awarded the Koss medal by the ISUP for lifelong contributions to the field of urologic pathology.


Head and Neck Pathology

Dr Lester D. R. Thompson, MD.

Woodlands Hills Medical Center, California, USA

Dr Lester Grignon

With more than 25 years of experience in Head and Neck and Endocrine Pathology, Dr. Lester D.R. Thompson worked for a decade at the Armed Forces Institute of Pathology (Washington, DC), continuing as a consultant and research pathologist in the ensuing years.

He has maintained a prodigious research effort (over 260 papers); serves on the editorial boards of many peer reviewed scientific journals; teaches at national and international conferences; serves as an active member of a number of national and international societies (including President of the North American Society of  Head and Neck Pathology); is an active member of the College of American Pathologists Protocol Committee (among others); and collaborated on the two most recent editions (2003; 2017) of the World Health Organization’s classifications for Head and Neck Tumors and Endocrine Organ Tumors. He is the editor of Head and Neck Pathology journal.

He has published 9 books, including AFIP Fascicles, Foundations in Diagnostic Pathology and Amirsys Diagnostic Pathology Series. His interests include travel, cooking, weight lifting and stain glass creation. 


Gastrointestinal Pathology

Dr Rhonda K Yantiss, MD.

Weill Cornell Medical College, New York, USA

Dr Rhonda Yantiss

Dr. Rhonda K. Yantiss received her BA in chemistry and biochemistry from the University of Kansas and her medical degree from Harvard Medical School.  She completed training in anatomic pathology at the Massachusetts General Hospital, where she also served as the Benjamin Castleman surgical pathology fellow. She then completed a gastrointestinal pathology fellowship at the Beth Israel Deaconess Medical Center.  She was appointed to the faculty of the University of Massachusetts Medical Center in 2001, and was later recruited to Weill Cornell Medical College in 2005 where she has remained as chief of the gastrointestinal pathology service and GI/Liver pathology fellowship director.  She currently holds the title of Professor of Pathology and Laboratory Medicine. 

Dr. Yantiss serves as an ad hoc reviewer for numerous scientific journals.  She is an editorial board member of the American Journal of Surgical Pathology, Modern Pathology, the American Journal of Clinical Pathology, and Seminars in Diagnostic Pathology.  She is an Associate Editor of Archives of Pathology and Laboratory Medicine. Dr. Yantiss was recently appointed to the ARP Press 5th series/AFIP Fascicles Editorial Advisory Board.

 Dr. Yantiss serves as a member of the USCAP Education Committee, Chair of the USCAP Abstract Review Committee, and co-director of the USCAP Diagnostic Pathology Update annual course.  She also serves on the Abstract Review Committee for the College of American Pathologists and the Workshops and Webcasts Committee of the American Society of Clinical Pathology. She is a former President and Education Committee Chair of the Rodger C. Haggitt Gastrointestinal Pathology Society. 

Dr. Yantiss has edited several textbooks, and published approximately 100 original papers and review articles, as well as dozens of book chapters.  She has received a number of teaching awards and was the recipient of the Arthur Purdy Stout Society Annual Prize in 2014. Dr. Yantiss lectures in national and international venues, and has directed numerous courses in gastrointestinal pathology, including the Tutorial on Pathology of the GI Tract, Pancreas, and Liver.