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Kaisa Kettula vs. transgender people

Kaisa Kettula is a Finnish psychiatrist resident and anti-transgender activist. Kettula is associated with anti-trans hate group Society for Evidence-Based Gender Medicine.

Background

Kaisa H. Lydman Kettula attended Uppsala University, North Carolina State University, then earned a medical degree from University of Eastern Finland in 2013. Kettula then did a psychiatric residency at University of Helsinki.

In 2013, Kettula was a genderal practitioner at Mariehamn Health Center, then held the same role for the City of Lojha until 2014. During residency, Kettula worked at Mediverkko before being appointed resident physician in psychiatry at Helsingin ja Uudenmaan sairaanhoitopiiri [Hospital District of Helsinki and Uusimaa] (HUS). In 2020, Kettula was named assistant chief of the HUS Gender Identity Clinic.

Anti-transgender activism

Kettula was announced as a participant in the 2025 conference held by Society for Evidence-Based Gender Medicine. Finnish anti-trans psychiatrist Riittakerttu Kaltiala was also scheduled to attend.

Selected publications by Kettula

Kettula, K., Puustinen, N., Tynkkynen, L., Lempinen, L., & Tuisku, K. (2025). Gender Dysphoria and Detransitioning in Adults: An Analysis of Nine Patients from a Gender Identity Clinic from Finland. Archives of Sexual Behavior, 54(5), 1981–1990. https://doi.org/10.1007/s10508-025-03176-5

Puustinen, N., Salmenkivi, M., Kettula, K., Jones, B. A., & Tuisku, K. (2024). Validation of the Gender Congruence and Life Satisfaction Scale (GCLS) among the Finnish population—implementing a tool to measure outcomes for transgender health services. International Journal of Transgender Health, 1–15. https://doi.org/10.1080/26895269.2024.2407626

Staff report (November 15, 2021). Suomen Autismikirjon Yhdistys: Autismikirjon henkilöt eriarvoisessa asemassa transtutkimuksissa [Finnish Autism Spectrum Association: People on the autism spectrum in an unequal position in trans studies]. Kehrääjä

Kaltiala, R., Kettula, K., Tuisku, K., & Laukkala, T. (2020). Toiveena sukupuolen korjaus – tapauksen ratkaisu [The hope is for gender reassignment – a solution to the case]. Suomen lääkärilehti75(6), 342-345. https://www.laakarilehti.fi/pdf/2020/SLL62020-342.pdf

Kettula, K., Tynkkynen, L., Sintonen, H., Tuisku, K., & Puustinen, N. (2019). Experimental treatment of gender dysphoria in patients with non-binary gender identities: a retrospective register study and quality control. Psychiatria Fennica50, 194-207. http://www.psykiatriantutkimussaatio.fi/wp-content/uploads/2019/11/Psychiatria_Fennica_2019_Valmis-julkaisu.pdf

Resources

University of Helsinki (researchportal.helsinki.fi)

LinkedIn (linkedin.com)