prof. dr. B.L.A.M. (Bas) Weusten

prof. dr. B.L.A.M. (Bas) Weusten

Full Professor
prof. dr. B.L.A.M. (Bas) Weusten
  • Gastroenterology and Hepatology

Research Programs

Strategic Program Cancer



Bas L.A.M. Weusten (1967) is professor at the Department of Gastroenterology and Hepatology at UMC Utrecht, The Netherlands. He has as graduated from medical school at Utrecht University, the Netherlands. He has written his PhD thesis on gastroesophageal reflux disease and esophageal perception from 1992 to 1995. After his traineeship in gastroenterology he became a staff member at St Antonius Hospital in Nieuwegein, the Netherlands in 2002.


In 2011 he became professor of Innovative GI Endoscopy at the University Medical Center in Amsterdam. In 2017 he moved to Utrecht, where he became appointed as  professor of GI Endoscopy at the University Medical Center Utrecht. He chaired the Dutch society for gastrointestinal endoscopy for many years.


His main focus in both clinical work and research is on endoscopic management of early neoplasia of the upper GI tract. He leads the endoscopic esophageal research group in the RAKU (Regionaal Acedemisch Kanker Centrum) collaboration. He has been involved in several national and international guidelines, and chaired the ESGE Position Statement on the Endoscopic Management of Barrett’s Esophagus. 

Side Activities

2009-2010: Member Dutch Guideline Committee Gastric Cancer

2010-2018: Chair section Digestive Endoscopy NVGE

2012-2020: Member Scientific Advisary board St Antonius Research Fund

2014-2015: Member Dutch Guideline Committee Barrett’s Oeosophagus

2016-2017: Chair ESGE Positition Statement on Barrett’s Oesophagus

2016-2019: Member ESGE (European Society for Gastrointestinal Endoscopy) Research Upper-GI Working group

2016-2018: Member ESGE (European Society for Gastrointestinal Endoscopy) WG QIC Performance measures upper GI endoscopy

2017-2018: Member ESGE European Society for Gastrointestinal Endoscopy)curriculum WG on ESD

2017-2020: Member ESGE (European Society for Gastrointestinal Endoscopy) Guideline Committee

2018-2019: Member UEG (United European Gastroenterology) guideline on Achalasia

2018-2020: Chair ESGE (European Society for Gastrointestinal Endoscopy) position statement on endoscopic management of GI motility disorders

2019-2022: Member Medical Advisary Board ECM Therapeutics

2019-2022: Member organizing committee ESGE-days 2020-2021

Reviewer for several international journals


Research Output (146)

Human gastrointestinal epithelia of the esophagus, stomach, and duodenum resolved at single-cell resolution

Busslinger Georg A, Weusten Bas L A, Bogte Auke, Begthel Harry, Brosens Lodewijk A A, Clevers Hans 9 mrt 2021, In: Cell Reports. 34 , p. 1-23

Updates in Cryotherapy for Barrett's Esophagus.

Weusten Bas 31 jan 2021, In: Gastrointestinal Endoscopy Clinics of North America. 31 , p. 155-175

Toward improved endoscopic surveillance with multidiameter single fiber reflectance spectroscopy in patients with Barrett's esophagus

Post Anouk L, de Groof Albert J, Zhang Xu U, Swager Anne-Fré, Fockens Kiki N, Pouw Roos E, Weusten Bas L A M, Faber Dirk J, de Bruin Daniel M, Bergman Jacques J G H M, van Leeuwen Ton G, Sterenborg Henricus J C M, Curvers Wouter L 31 jan 2021, In: Journal of biophotonics. 14 , p. e202000351

Updates in Cryotherapy for Barrett's Esophagus

Frederiks Charlotte N., Canto Marcia Irene, Weusten Bas L.A.M. jan 2021, In: Gastrointestinal Endoscopy Clinics of North America. 31 , p. 155-170 16 p.

Extension of early esophageal squamous cell neoplasia into ducts and submucosal glands and the role of endoscopic ablation therapy

Overwater Anouk, van Munster Sanne N., Offerhaus G. Johan A., Seldenrijk Cees A., Raicu G. Mihaela, Koch Arjun D., Bergman Jacques J.G.H.M., Pouw Roos E., Brosens Lodewijk A.A., Jansen Marnix, Weusten Bas L.A.M. 2021, In: Gastrointestinal Endoscopy. 94 , p. 832-842.e2

Multicenter study on the diagnostic performance of multiframe volumetric laser endomicroscopy targets for Barrett's esophagus neoplasia with histopathology correlation

Struyvenberg M. R., de Groof A. J., Kahn A., Weusten B. L.A.M., Fleischer D. E., Ganguly E. K., Konda V. J.A., Lightdale C. J., Pleskow D. K., Sethi A., Smith M. S., Trindade A. J., Wallace M. B., Wolfsen H. C., Tearney G. J., Meijer S. L., Leggett C. L., Bergman J. J.G.H.M., Curvers W. L. 1 dec 2020, In: Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus. 33 9 p.

Radiofrequency vapor ablation for Barrett's esophagus:Feasibility, safety and proof of concept in a stepwise study with in vitro, animal, and the first in-human application

van Munster Sanne, Pouw Roos E, Sharma Virender, Meijer Sybren, Weusten Bas L A M, Bergman Jacques Jghm 20 nov 2020, In: Endoscopy. 53 , p. 1162-1168 7 p.

The SpaTemp cohort:168 nondysplastic Barrett's esophagus surveillance patients with and without progression to early neoplasia to evaluate the distribution of biomarkers over space and time

Frei N F, Konté K, Duits L C, Klaver E, Ten Kate F J, Offerhaus G J, Meijer S L, Visser M, Seldenrijk C A, Schoon E J, Weusten B L A M, Schenk B E, Mallant-Hent R C, Bergman J J, Pouw R E 18 sep 2020, In: Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus. 34 9 p.

Radiofrequency ablation for low-grade dysplasia in Barrett's esophagus:long-term outcome of a randomized trial

Pouw Roos E., Klaver Esther, Phoa K. Nadine, van Vilsteren Frederike G., Weusten Bas L., Bisschops Raf, Schoon Erik J., Pech Oliver, Manner Hendrik, Ragunath Krish, Fernández-Sordo Jacobo Ortiz, Fullarton Grant, Di Pietro Massimiliano, Januszewicz Wladyslaw, O'Toole Dermot, Bergman Jacques J. sep 2020, In: Gastrointestinal Endoscopy. 92 , p. 569-574 6 p.

Non-curative gastrectomy for advanced gastric cancer does not result in additional risk of postoperative morbidity compared to curative gastrectomy

Gertsen Emma C, Brenkman Hylke J F, Goense Lucas, Mohammad Nadia Haj, Weusten Bas L A, van Hillegersberg Richard, Ruurda Jelle P, 21 aug 2020, In: Surgical Oncology. 35 , p. 126-131 6 p.

All research output

Thank you for your review!

Has this information helped you?

Please tell us why, so that we can improve our website.

Working at UMC Utrecht





Practical maakt gebruik van cookies

Deze website maakt gebruik van cookies Deze website toont video’s van o.a. YouTube. Dergelijke partijen plaatsen cookies (third party cookies). Als u deze cookies niet wilt kunt u dat hier aangeven. Wij plaatsen zelf ook cookies om onze site te verbeteren.

Lees meer over het cookiebeleid

Akkoord Nee, liever niet