John A. Walker Jr. MD PhD
Vascular & Interventional Radiology
Assoc. Professor/UT Health SA
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4502 Medical DriveSan Antonio, TX 78229
Phone+1 210-358-4000
Fax+1 210-567-6418
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Summary
- Dr. John Walker is a radiologist in San Antonio, TX and is affiliated with multiple hospitals in the area, including University Health / UT Health Science Center at San Antonio and University Health / UT Health Science Center at San Antonio. He received his medical degree from The University of Texas Health Science Center at San Antonio and has been in practice 10 years. He specializes in vascular & interventional radiology and is experienced in ultrasonography, tissue engineering, interventional oncology and liver directed care, and perfusion imaging. He has more than 10 publications and over 450 citings.
Education & Training
University of Texas Health Science Center San Antonio Joe and Teresa Lozano Long School of MedicineFellowship, Vascular and Interventional Radiology, 2015 - 2016- University of Texas Health Science Center San Antonio Joe and Teresa Lozano Long School of MedicineResidency, Radiology-Diagnostic, 2009 - 2015
University of Texas Health Science Center, Graduate School of Biomedical SciencesPhD, Radiological Sciences, 2009 - 2015- The University of Texas Health Science Center at San AntonioClass of 2007
Certifications & Licensure
TX State Medical License 2012 - 2026
American Board of Radiology Diagnostic Radiology
AOA Board of Radiology Vascular & Interventional Radiology (CAQ)- American Board of Radiology Interventional Radiology and Diagnostic Radiology
Publications & Presentations
PubMed
- Ex Vivo Porcine Model for Ureteral Stent Placement Training.Marina Borrego, Carlos B Ortiz, Alaa Kroma, John Walker, Jorge Lopera
Journal of Vascular and Interventional Radiology. 2024-11-01 - 1 citationsChanges in Microwave Ablation Zone Dimensions after Transarterial Embolization in an Ex Vivo Human Kidney Perfusion Model.Carlos B Ortiz, Kade Derrick, Annie Dang, Marina Borrego, Seiji Yamaguchi
Journal of Vascular and Interventional Radiology. 2024-10-01 - 3 citationsBiliary Leaks: Multidisciplinary Approach to Diagnosis and Treatment.Philip J Schertz, Christopher A Mao, Kade D Derrick, Federico Galar, Carlos B Ortiz
Radiographics. 2024-07-01
Authored Content
- Writing Successful Scientific Papers: A User's Guide.January 2023
Research History
- Research FellowTissue Engineering and Regenerative Medicine with US Army ISR and UTHSCSA2007 - 2009
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