Amanda Rivera-Begeman, D.O.

Joined Clinical Pathology Associates:  2012

Primary Service Locations:

  • Dell Seton Medical Center at the University of Texas
  • Ascension Seton Medical Center
  • Dell Children’s Medical Center

Medical Directorships:

  • Clinical Pathology Associates – Director of Placental Pathology Services
  • Clinical Pathology Associates – Director of Autopsy Pathology Services

Board Certifications:

  • Anatomic and Clinical Pathology (2006) re-certified in 2015
  • Pediatric Pathology (2007) re-certified in 2015

Areas of Interest:

  • Pediatric Pathology
  • Placental/Perinatal Pathology
  • Autopsy Pathology
  • Medical Education


  • Pediatric Pathology, Children’s Medical Center of Dallas


  • University of Texas Southwestern Medical Center at Dallas (AP/CP)

Medical School:

  • Michigan State University College of Osteopathic Medicine

Undergraduate Education:

  • University of South Florida

Selected Publications:

  • Guzik P, Kim C, Rivera-Begeman A, Tang D.  Acquired Immunodeficiency Syndrome-Related Kaposi Sarcoma of the Rectum in the Absence of Cutaneous Manifestation.  The American Journal of Gastroenterology.  October 2020. Volume 115.  Issue – p S1751-S1752.
  • Kim E, Williams R, Rivera-Begeman A.  Tibial epithelioid hemangioendothelioma.  Human Pathology: Case Reports.  September 2020.  Volume 21.
  • Guzik P, Gdowski A, Kim C, Rivera-Begeman A, Kay H, Fleming D, Eckhardt G.  Primary Squamous Cell Carcinoma of the Liver.  Clinical Oncology: Case Reports.  April 2020.  Volume: 3.  Issue: 2.
  • Rothman A, Wiencek R, Davidson S, Restrepo H, Sarukhanov V, Rivera-Begeman A, Mann D. Hemodynamic and histologic characterization of a swine (Sus scrofa domestica) model of chronic pulmonary arterial hypertension. Comparative Medicine. 1/2011;61(3):258-62.
  • Kosarek JN, Woodruff RV, Reivera-Begeman A, Guo C, D’Souza S, Koonin EV, Walker GC, Friedberg EC. Comparative Analysis of in vivo interactions between Rev1 protein and other Y-family DNA polymerases in animals and yeasts. 2008. Volume 7. Pages 439-451.
  • McDaniel LD, Rivera-Begeman A, Doughty AT, Schultz RA, Friedberg EC. Validation of XP-C pathogenic variations in archival material from a live XP patient. DNA Repair. January 2007. Volume 6. Issue 1. Pages 115-120.
  • Rivera-Begeman A, McDaniel LD, Schultz RA, Friedberg EC. A novel XPC pathogenic variant detected in archival material from a patient diagnosed with Xeroderma Pigmentosum: A case report and review of the genetic variants reported in XPC. DNA Repair. January 2007. Volume 6. Issue 1. Pages 100-114.
  • Rivera-Begeman A, Chamberlain W, Kroft S. New-Onset Thrombocytopenia  and Anemia in a Patient with a Complex Medical History. LabMedicine. January 2006. Volume 37. Number 1.
  • Rivera-Begeman A, Yeggapan S. Fatigue, Bronze-colored skin, and Skin Ulcerations in a 51 year-old Alcoholic Woman. LabMedicine. October 2004. Volume 35. Number 10.
  • Rivera-Begaman A, Sarode R. Muscular Weakness and Respiratory Distress in a Pediatric Patient. LabMedicine. March 2003. Volume 34. Number 3.