dr. K. (Kathelijn) Fischer

Associate Professor - medical

  • Hematology/Van Creveldclinic

dr. K. (Kathelijn) Fischer

Research Programs


Kathelijn Fischer has been working at the University Medical Center Utrecht, both as a Paediatric Haematologist and a Clinical Epidemiologist.

Dr Fischer finished her medical training in 1988 is a registered paediatrician since 1994. Dr Fischer specialized in paediatric haematology and oncology in Utrecht, the Netherlands. Subsequently, she performed PhD research in haemophilia while training as a clinical epidemiologist. She published her thesis on ‘Treatment strategies in severe haemophilia: in search for the optimal treatment’ in 2001.

Dr Fischer supervises four PhD students and served as co-promotor for seven other PhD students in the field of haematology, neurology and gynaecology.

Dr Fischer is principal investigator in several international studies on long-term results of haemophilia treatment, and is the epidemiologist for the European Haemophilia Safety Surveillance Study (EUHASS-member of the steering committee) as well as for the European PedNet registry.

The specific areas of expertise and interest of dr Fischer include the epidemiology of haemophilia (including use of registries), prophylactic treatment, and outcome assessment in haemophilia care.

Side Activities

    • Membership of international working groups: International Prophylaxis Study Group (IPSG), European Association for Haemophilia and Allied Disorders (EAHAD; former EC member), she is a former co-chair of the FVIII/IX SSC subcommittee of the ISTH and participated in the group that drafted the Principles of Haemophilia Care.
    • Member of the National Haemophilia Registry Committee of the Dutch Haemophilia Treaters Board (NVHB)
    • Membership professional organisations: NVK (Dutch Paediatric Society,- section benign haematology), ISTH (International Society for Thrombosis and Haemostasis), WFH (World Federation for Haemophilia)
    • Section editor for Thrombosis and Haemostasis journal, member of the editorial board for Haemophilia journal

Fellowship and Awards

  • Bayer Haemophilia Special Project Award (2005)

Research Output (260)

The experiences and attitudes of hemophilia carriers around pregnancy:A qualitative systematic review

Punt Marieke C., Aalders Tanja H., Bloemenkamp Kitty W.M., Driessens Mariette H.E., Fischer Kathelijn, Schrijvers Marlies H., van Galen Karin P.M. 1 jul 2020, In: Journal of Thrombosis and Haemostasis. 18 , p. 1626-1636 11 p.

The Perspectives of Adolescents and Young Adults on Adherence to Prophylaxis in Hemophilia:A Qualitative Study

Hoefnagels J W, Kars M C, Fischer K, Schutgens Reg, Schrijvers L H 23 jan 2020, In: Patient Preference and Adherence. 14 , p. 163-171 9 p.

Combining real-life HJHS data and expert opinion to work towards a more compact version of the HJHS

Kuijlaars Isolde A. R., van der Net Janjaap, Feldman Brian M., Aspdahl Magnus, Bladen Melanie, de Boer Wypke, Cuesta-Barriuso Ruben, Matlary Ruth E. D., Funk Sharon M., Hilliard Pamela, John Judy A., de Kleijn Piet, Manco-Johnson Marily, Petrini Pia, Poonnoose Pradeep, St-Louis Jean, Thomas Sylvia, Timmer Merel A., SaulyteTrakymiene Sonata, van Vlimmeren Leo, Fischer Kathelijn 2020, In: Haemophilia. 26 , p. 85-85

One piece of the puzzle: Population pharmacokinetics of FVIII during perioperative Haemate P (R)/Humate P (R) treatment in von Willebrand disease patients:Population pharmacokinetics of FVIII during perioperative Haemate P<sup>®</sup>/Humate P<sup>®</sup> treatment in von Willebrand disease patients

de Jager Nico C.B., Bukkems Laura H., Heijdra Jessica M., Hazendonk Carolien H.C.A.M., Fijnvandraat Karin, Meijer Karina, Eikenboom Jeroen, Laros - van Gorkom Britta A.P., Leebeek Frank W.G., Cnossen Marjon H., Mathôt Ron A.A., Collins P. W., Kruip M. J.H.A., Polinder S., Lock J., van Moort I., Goedhart M. C.H.J., Coppens M., Peters M., Preijers T., Brons P., van der Meer F. J.M., Schutgens R. E.G., Fischer K., Driessens M. H.E., Zwaan C. M., van Vliet I., Liesner R., Chowdary P., Keeling D., 26 sep 2019, In: Journal of Thrombosis and Haemostasis. 18 , p. 295-305 11 p.

The Paediatric Haemophilia Activities List (pedHAL) in routine assessment:changes over time, child-parent agreement and informative domains

Kuijlaars Isolde A.R., van der Net Janjaap, Schutgens Roger E.G., Fischer Kathelijn 16 aug 2019, In: Haemophilia. 25 , p. 953-959 7 p.

Timing of inhibitor development in more than 1000 previously untreated patients with severe hemophilia A

Van Den Berg H. Marijke, Fischer Kathelijn, Carcao Manuel, Chambost Hervé, Kenet Gili, Kurnik Karin, Königs Chris, Male Christoph, Santagostino Elena, Ljung Rolf, 18 jul 2019, In: Blood. 134 , p. 317-320 4 p.

Impact of prophylaxis on health-related quality of life of boys with hemophilia:An analysis of pooled data from 9 countries

Usuba Koyo, Price Victoria E, Blanchette Victor, Abad Audrey, Altisent Carmen, Buchner-Daley Loretta, Carneiro Jorge D A, Feldman Brian M, Fischer Kathelijn, Grainger John, Holzhauer Susanne, Luke Koon-Hung, Meunier Sandrine, Ozelo Margareth, Tang Ling, Antunes Sandra V, Villaça Paula, Wakefield Cindy, Wharfe Gilian, Wu Runhui, Young Nancy L jul 2019, In: Research and practice in thrombosis and haemostasis. 3 , p. 397-404 8 p.

Sports participation and physical activity in adult Dutch and Swedish patients with severe haemophilia:A comparison between intermediate- and high-dose prophylaxis

Versloot Olav, Berntorp Erik, Petrini Pia, Ljung Rolf, Astermark Jan, Holmström Margareta, de Kleijn Piet, Fischer Kathelijn 1 mrt 2019, In: Haemophilia. 25 , p. 244-251 8 p.

Sports participation and sports injuries in relation to age and severity in young persons with haemophilia

Versloot O., van der Net J., Fischer K. feb 2019, In: Haemophilia. 25 , p. 148-148

Finding the smallest detectable change (SDC) of the haemophilia activities list (HAL): preliminary results

Kuijlaars Isolde, van der Net Janjaap, Schutgens Roger E, Fischer Kathelijn feb 2019, In: Haemophilia. 25 , p. 109-110

All Research Output (260)