Geert Janssens

Associate Professor - medical

Strategic program(s):

Contact

gjansse3@umcutrecht.nl

Pure profile

Research groups

Pediatric radiation oncology

Research aim

To optimize radiotherapy in pediatric renal tumors (Wilms), neuroblastomas, and high-grade gliomas To better understand side effects from radiotherapy To reduce inequalities in radiotherapeutic care across SIOP Europe affliliated countries.

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Recent publications

All publications

Treatment-related survival patterns in diffuse intrinsic pontine glioma using a historical cohort Joshua N Baugh, Sophie Veldhuijzen van Zanten, Marta Fiocco, Niclas Colditz, Marion Hoffmann, Geert O Janssens, Chiara Valentini, Darren Hargrave, Maria Wiese, André O von Bueren, Michael Karremann, Thomas Perwein, Gunther Nussbaumer, Martin Benesch, Dominik Sturm, Gerrit H Gielen, Mechthild Krause, Matthias Eyrich, Eelco W Hoving, Brigitte Bison, Dannis G van Vuurden, Christof M Kramm
Neuro-oncology advances, 2024, vol. 6, p.vdae155

Increased risk of subsequent neoplasm after hematopoietic stem cell transplantation in 5-year survivors of childhood acute lymphoblastic leukemia Aimée S R Westerveld, Pien Roesthuis, Helena J H van der Pal, Dorine Bresters, Marc Bierings, Jacqueline Loonen, Andrica C H de Vries, Marloes Louwerens, Maria M W Koopman, Marry M van den Heuvel-Eibrink, Margriet van der Heiden-van der Loo, Peter Hoogerbrugge, Geert O Janssens, Ronald R de Krijger, Cecile M Ronckers, Rob Pieters, Leontien C M Kremer, Jop C Teepen
Blood cancer journal, 2024, vol. 14

Overview of European standard clinical practice recommendations for multidiscplinary teams involved in the treatment of central nervous system tumours in children and adolescents – SIOPE Brain Tumour Group Maria Otth, Katrin Scheinemann, Thankamma Ajithkumar, Kristian Aquilina, Shivaram Avula, Hoong Wei Gan, Geert O. Janssens, Jurgen Lemiere, Giovanni Morana, Enrico Opocher, Stefan M. Pfister, Giorgio Porro, Felix Sahm, Ulrich Wilhelm Thomale, Michelle van Egmond-Ebbeling, Hanneke M. van Santen, Barry Pizer, Stefan Rutkowski
EJC Paediatric Oncology, 2024, vol. 3

Paediatric CBCT protocols for image-guided radiotherapy; outcome of a survey across SIOP Europe affiliated countries and literature review Daniella Elisabet Østergaard, Abigail Bryce-Atkinson, Mikkel Skaarup, Bob Smulders, Lucy Siew Chen Davies, Gillian Whitfield, Geert O. Janssens, Lisa Lyngsie Hjalgrim, Ivan Vogelius Richter, Marcel van Herk, Marianne Aznar, Maja Vestmø Maraldo
Radiotherapy and Oncology, 2024, vol. 190

Prophylactic red blood cell transfusions in children and neonates with cancer Demi M. Kruimer, Debbie C. Stavleu, Renée L. Mulder, Leontien C.M. Kremer, Wim J.E. Tissing, Erik A.H. Loeffen, Marianne D. van de Wetering, Alida F.W. van der Steeg, Judith Spijkerman, Willemijn Plieger, Ida Ophorst, Jeroen G. Noordzij, Joppe Nijman, Maarten O. Mensink, Philip H.M. Kuijper, Geert O.R. Janssens, Elise J. Huisman, Katja M.J. Heitink-Pollé, Melanie M. Hagleitner, Sjef P.J. van Gestel, Janneke H.P. Evers, Dorine Bresters,
Supportive Care in Cancer, 2024, vol. 32

Treatments affecting splenic function as a risk factor for valvular heart disease in Childhood Cancer Survivors Bente M Houtman, Iris Walraven, Livia Kapusta, Arco J Teske, Eline van Dulmen-den Broeder, Wim J E Tissing, Marry M van den Heuvel-Eibrink, A B Birgitta Versluys, Dorine Bresters, Margriet van der Heiden-van der Loo, Cécile Ronckers, Wouter E M Kok, Helena J H van der Pal, Saskia M F Pluijm, Geert O Janssens, Nicole M A Blijlevens, Leontien C M Kremer, Jacqueline J Loonen, E A M Lieke Feijen
Pediatric Blood & Cancer, 2024, vol. 71