Profile photo Els Witteveen

Els Witteveen

Full Professor

Recent publications

Granulosa cell tumor patients presenting with acute abdomen Geertruid J Brink, Jolijn W Groeneweg, Ariane A Sickinghe, Christianne A R Lok, Hans W Nijman, Jurgen M J Piek, Ward Hofhuis, Eva Maria Roes, Luc R C W van Lonkhuijzen, Cor D de Kroon, Eelke H Gort, Petronella O Witteveen, Ronald P Zweemer
Gynecologic oncology reports, 2025, vol. 60
The Prognostic Value of FOXL2 Mutant Circulating Tumor DNA in Adult Granulosa Cell Tumor Patients Geertruid J Brink, Nizar Hami, Hans W Nijman, Jurgen M J Piek, Luc R C W van Lonkhuijzen, Eva Maria Roes, Ward Hofhuis, Christianne A R Lok, Cor D de Kroon, Eelke H Gort, Petronella O Witteveen, Ronald P Zweemer, Jolijn W Groeneweg
Cancers, 2025, vol. 17
Signal transduction pathway activity in adult-type granulosa cell tumor samples G. J. Brink, J. W. Groeneweg, P. van der Ploeg, G. N. Jonges, E. H. Gort, P. O. Witteveen, R. P. Zweemer, J. M.J. Piek
Gynecologic Oncology, 2025, vol. 195, p.6-11
Is it time to abandon staging surgery and prolonged follow-up in patients with primary adult-type granulosa cell tumor? Geertruid J Brink, Jolijn W Groeneweg, Ariane A Sickinghe, Hans W Nijman, Luc R C W van Lonkhuijzen, Christianne A R Lok, Jurgen M J Piek, Eva Maria Roes, Cornelis D de Kroon, Ward Hofhuis, Geertruida N Jonges, Eelke H Gort, Petronella O Witteveen, Ronald P Zweemer
Journal of Ovarian Research, 2025, vol. 18
Response to systemic therapies in patient-derived cell lines from primary and recurrent adult granulosa cell tumors Geertruid J Brink, Nizar Hami, Sander Mertens, Hans W Nijman, Luc Rcw van Lonkhuijzen, Eva Maria Roes, Christine A R Lok, Cornelis D de Kroon, Jurgen Mj Piek, Ward Hofhuis, Hugo J G Snippert, Jolijn Willemijntje Groeneweg, Petronella O Witteveen, Ronald P Zweemer
MOLECULAR CANCER THERAPEUTICS, 2024, vol. 24, p.628-638
Validation of 11 added items of the outpatient version of the Utrecht Symptom Diary in patients receiving chemotherapy or targeted therapy Josephine J Koldenhof, Bernice O Akpobome, Danielle Zweers, Stance Klaasse, Saskia C C M Teunissen, Petronella O Witteveen, Karijn P M Suijkerbuijk, Alexander de Graeff, Frederieke H van der Baan
Journal of patient-reported outcomes, 2024, vol. 8

External positions

Working group member Dutch working group on Evidence Based Guidelines in gyn cancers - ja - Dutch Working Group on Evidence Based Guidelines

Voorzitter centrale MIP commissie - - UMCU

Advisory board Priority Program Cancer - - UMCU

Steering Committee Expensive Medicines - - UMCU

Member of working group NFU oncology on behalf of University Medical Center Utrecht, Cancer Center - volledig - NFU