Education

Emergency and Trauma Radiology Fellowship
Harvard Medical School - Brigham and Women’s Hospital Boston, MA, 2021-2022
Diagnostic Radiology Residency Program
University of Texas Medical Branch Galveston, TX, 2017-2022
Medical Internship, Internal Medicine Preliminary year
New York Medical College-NYC H&H/Metropolitan New York City, NY. USA, 2016-2017
Neuroradiology Fellowship
University of Texas Medical Branch Galveston, TX, 2015-2016
Diagnostic Radiology Residency
Universidad Central de Venezuela – Hospital Universitario de Caracas Caracas, Venezuela, 2004-2008
Doctor of Medicine and Surgery Diploma
Luis Razetti School of Medicine Universidad Central de Venezuela Caracas, Venezuela. 1995-2003

Publications

Peer Reviewed Poster Presentations/Education Exhibits/ Electronic Presentations

  1.  Choi, W., Calles, G., Krider, S., Kohlnholfer, J., Skaug, M., Duran, C. Pictorial review of acquired colonic and rectal fistulas. Poster presented at: The American Roentgen Society (ARRS) 2021 Virtual Annual Meeting; USA, April 2021.
  2. Calles, G., Dixon, L., Choi, W., Tenreiro, A., Cabrera, C., Heymann, J. Atypical mimickers in emergency neuroimaging: What every emergency radiologist needs to know. Poster presented at: The American Society of Emergency Radiology (ASER) 2020 Virtual Annual Meeting and Postgraduate Course; USA, September 2020.
  3. Massod, I., Calles, G., Chau, V., Ikwuagwu, N., Woolridge, N., Morshid, A., Wong, B., Choi, W., Ezzeldin, O., Kohlnhofer, J., Salem, U., Duran, C. Reducing the Number of Unnecessary Thyroid Biopsies & Improving Diagnostic Accuracy Using ACR-TIRADS Ultrasound Scoring System. Poster presented at: the 5th Annual UTMB GME Quality Improvement & Patient Safety Poster Session; Galveston, TX. USA, June 2020.
  4. Dixon, L., Krider, S., Calles, G., Wong, B., Nguyen, Q. Don’t Let Your Patients Disappear! A Review of Spontaneously Resolving Breast Calcifications. Poster presented at: The American Roentgen Ray Society (ARRS) 2020 Virtual Annual Meeting; USA, May 2020.