Imagen Dra. Maria Teresa Herraiz Bayod, Departamento de Digestivo.

meet Dr. Mª Teresa Herráiz Bayod

Head of Prevention and Consultation for High Risk Digestive Tumours Unit
Digestion Specialist

training andProfessional Career

Graduated (1994) and was awarded her doctorate (2002) in Medicine and Surgery from the University of Navarra. She became a Digestive System specialist (1998) at the Clínica Universidad de Navarra. She did her postdoctoral residency in Consultation for High Risk Digestive Tumours in the Massachusetts General Hospital (University of Harvard) from May 2005-October 2007.

Since 1999, she has worked as a medical specialist in the Digestion Department at the Clínica Universidad de Navarra.

She has been in charge of the Prevention and Consultation for High Risk Digestive Tumours Unit at the Clínica Universidad de Navarra, since January 2008.

She has participated in 11 basic and clinical publically financed research projects for the prevention and treatment of digestive tumours.

  • Prevention of Digestive System tumours (mainly colon tumours) in both the general and high risk population
  • Hereditary colon cancer syndromes (polyposis and nonpolyposis)
  • Hereditary gastric cancer syndromes
  • Pancreatic cancer prevention in high risk families
  • Educating the public about colon cancer prevention: healthy living habits, chemoprevention and early detection of neoplasms
  • Endoscopic handling of Barrett's esophagus
  • Using new endoscopic techniques (NBI, HD, etc.) in the diagnosis of digestive tract tumours in high risk patients
  • Using other methods, rather than conventional colonoscopy, for the prevention of digestive tumours (e.g. colonoscopy with a capsule and virtual colonoscopy)

Colon Cancer Prevention. [Video only available in Spanish]


As an educator

  • Associate professor accredited by the ANECA since April 2009 – teaching different classes in Medicine at the University of Navarra (digestive system, genetics, problem based learning)
  • Masters professor in Biomedical Engineering at TECNUN and the University of Navarra
  • Masters in Medical Education from the University of Navarra (2013-2014)

As a researcher

Author of 38 publications in international magazines and 8 book chapters

She has made 65 presentations at both national and international meetings and spoken as the guest speaker at 17 conferences

  • Treasurer of the Spanish Society for Digestive Endoscopy (2012-2015)
  • Member of the “Spanish Group for Quality in Colonoscopy Screening”
  • Member of Executive Committee of the “Alliance for the prevention of colon cancer”



The Clínica is the spanish private hospital with the greatest technological equipment in one single center.

Imagen de un PET, tecnología de vanguardia en la Clínica Universidad de Navarra


If you live outside of Spain and you wish to receive care at the Clínica, learn about our services for international patients.

Entrada principal a la Clínica Universidad de Navarra


Why we are different from other healthcare centers.
Quality, speed, comfort and results.

Imagen del edificio de la Clínica Universidad de Navarra