John Leyendecker, M.D.

Vice Chair, Academic Affairs

  • Radiology
  • Pancreatic Cancer Prevention
  • Diagnostic Radiology



John R. Leyendecker, M.D., is a Professor of Radiology at UT Southwestern Medical Center and a member of its Abdominal Imaging Division. He also serves as the Radiology Department's Vice Chair of Clinical Operations. His clinical interests include abdominal imaging with computed tomography (CT), magnetic resonance (MR), and ultrasound.

Dr. Leyendecker holds a bachelor’s degree in chemistry and biology from West Chester University. He earned his medical degree at the University of Pennsylvania School of Medicine and completed his residency in radiology at Emory University School of Medicine. He then received advanced training through two separate fellowships, the first in vascular and interventional radiology at Wilford Hall Medical Center in San Antonio, the second in body magnetic resonance imaging at Washington University in St. Louis.

Prior to joining the UT Southwestern faculty in 2015, Dr. Leyendecker served as Executive Vice Chair of Clinical Operations in the Department of Radiology at Wake Forest University in Winston-Salem, North Carolina, where he was a Professor of Radiology and Urology and a member of the Abdominal Imaging section.

Dr. Leyendecker’s research and educational focus includes clinical applications of MRI in the abdomen and imaging of abdominal malignancies such as renal cell carcinoma.

A career marked by service

Dr. Leyendecker is a member of the International Society of Magnetic Resonance in Medicine, the Society of Abdominal Radiology (SAR), the Radiological Society of North America, the American College of Radiology, and the American Roentgen Ray Society (ARRS). He has been integral to the development and refinement of multiple appropriateness criteria and national guidelines related to abdominal imaging. He was the 2014-2015 Igor Laufer Visiting Professor of the SAR and currently chairs the Abstract Review Committee of the ARRS.

As a radiology educator, Dr. Leyendecker has served as a visiting professor or invited lecturer at numerous universities and medical centers within the U.S. and abroad. He has been invited to speak at more than 50 national and international conferences and symposia.

In addition to authoring more than 60 original research articles, invited reviews, and national guidelines, Dr. Leyendecker has contributed chapters to seven textbooks and has co-written three books. He also serves on the editorial board of Abdominal Radiology and is a reviewer for other imaging journals.

Personal note

Combining his longtime interests in astronomy and imaging technologies, Dr. Leyendecker spends much of his free time photographing celestial objects and events at dark sites around the world.

Education & Training
  • Medical School - University of Pennsylvania School of Medicine (1984-1988)
  • Internship - York Hospital (1988-1989), Transitional Year
  • Residency - Emory University School of Medicine (1989-1993), Diagnostic Radiology
  • Fellowship - Wilford Hall Medical Center (1993-1994), Vascular & Interventional Radiology
  • Fellowship - Washington University, Mallinckrodt Institute of Radiology (2001-2002), Magnetic Resonance Imaging (mri)
Professional Associations & Affiliations
  • American College of Radiology
  • American Roentgen Ray Society
  • International Society for Magnetic Resonance in Medicine
  • Radiological Society of North America
  • Society of Abdominal Radiology
Honors & Awards
  • Society of Abdominal Radiology Honorary Lecturer 2015, European Society of Gastrointestinal and Abdominal Radiology
  • Article of the Year 2014, Abdominal Imaging
  • Igor Laufer Visiting Professorship 2014, Society of Abdominal Radiology
  • 17th A. Everette James Jr. Lecturer 2012, Vanderbilt University School of Medicine
  • Fellow 2012, Society of Uroradiology
  • Bronze Award for Educational Exhibit 2011, American Roentgen Ray Society
  • James L. Quinn III Award for Teaching Excellence 2011, Department of Radiology, Wake Forest University Baptist Medical Center
  • Best Educational Exhibit Award 2008, Society of Uroradiology
  • Excellence in Design Award for Educational Exhibit 2008, Radiological Society of North America
  • Cum Laude Award for Educational Exhibit 2006, Radiological Society of North America
  • Commendation Medal 2000, US Armed Forces
  • Finalist, Gold-Headed Cane Award for Excellence in Patient Care, Education, and Research 2000, Wilford Hall Medical Center
  • Teacher of the Year 2000, Department of Radiology, University of Texas Health Science Center at San Antonio
  • Meritorious Service Medal 1999, US Armed Forces
  • Certificate of Merit for Educational Exhibit 1995, Radiological Society of North America
  • Chief Resident 1992, Department of Radiology, Emory University
  • Alpha Omega Alpha Honor Medical Society 1988
  • Chandrakant Dave Memorial Fellow 1981, Roswell Park Memorial Institute
Books & Publications
  • Books

Clinical Focus

  • Pancreatic Cancer Prevention
  • Diagnostic Radiology

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