ISSN 1662-4009 (online)

ey0018.6-15 | Longterm Effects of Hormonal Treatments in Gender Dysphoria | ESPEYB18

6.15. Development of Hip Bone Geometry During Gender-Affirming Hormone Therapy in Transgender Adolescents Resembles That of the Experienced Gender When Pubertal Suspension Is Started in Early Puberty

MA van der Loos , I Hellinga , MC Vlot , DT Klink , M den Heijer , CM Wiepjes

J Bone Miner Res. 2021 May;36(5):931–941. doi: 10.1002/jbmr.4262. PMID: 33507568.This restrospective study of the Cohort of Gender Dysphoria investigated bone geometry parameters of 106 adolescent trans-women and 216 adolescent trans-men during early and late start of gonadotropin-releasing hormone agonist (GnRHa) and gender affirming hormone therapy (GAHT). Transgender youth who started tr...

ey0020.4-12 | Changes to Growth Patterns | ESPEYB20

4.12. Just as tall on testosterone; a neutral to positive effect on adult height of GnRHa and testosterone in trans boys

LA Willemsen , LS Boogers , CM Wiepjes , DT Klink , ASP van Trotsenburg , M den Heijer , SE Hannema

Brief summary: This paper investigated the effect of pubertal suppression with GnRHa and gender affirming treatment with testosterone on the growth and final height of transgender boys. They found no negative effects, and even possibly a slight boost to adult height in comparison with target and predicted heights for birth-registered sex.One of the concerning features of transgender males is being able to identify with their cisgender peers in stature. I...

ey0020.4-14 | Longer Term Outcomes | ESPEYB20

4.14. Continuation of gender affirming hormones in transgender people starting puberty suppression in adolescence: a cohort study in the Netherlands

MATC van der Loos , SE Hannema , DT Klink , M den Heijer , CM Wiepjes

Brief summary: Concerns exist that transgender adolescents opting for gender affirming treatments may subsequently regret their decision. This large study from Amsterdam provides information that in early adulthood, 98% of their cohort continued to access these treatments.The Amsterdam Cohort of Gender Dysphoria is one of the largest ongoing studies on the long-term outcomes of gender affirming hormone treatments (GAH). The authors presented outcomes at ...

ey0017.6-20 | Transgender Medicine: Treatment and Cardiovascular Effects | ESPEYB17

6.20. Hormonal treatment and cardiovascular risk profile in transgender adolescents

M Klaver , R de Mutsert , M van der Loos , CM Wiepjes , JWR Twisk , M den Heijer , J Rotteveel , DT Klink

To read the full abstract: Pediatrics. 2020, Mar; 145. doi: https://pediatrics.aappublications.org/content/pediatrics/145/3/e20190741.full.pdfCardiovascular health of transgender people was a hot topic in the transgender literature last year, triggered by previous findings that these individuals could have elevated risks for cardiovascular diseases b...

ey0015.6-4 | Important for clinical practice | ESPEYB15

6.4 The Amsterdam Cohort of Gender Dysphoria Study (1972-2015): Trends in Prevalence, Treatment, and Regrets

CM Wiepjes , NM Nota , CJM de Blok , M Klaver , ALC de Vries , SA Wensing-Kruger , RT de Jongh , MB Bouman , TD Steensma , P Cohen-Kettenis , LJG Gooren , BPC Kreukels , M den Heijer

To read the full abstract: J Sex Med. 2018 15(4)This is an important paper with a follow-up covering more than 11,000 GD patients from a single clinic in the Netherlands, looking after most (>95%) of the GD patients of the country. Long-term follow-up to adulthood of children and adolescents with GD is still lacking as the recent rapid increase of these groups has not yet resulted in sub...

ey0020.4-10 | Gender Incongruence (GI): New Guidance | ESPEYB20

4.10. Standards of Care for the Health of Transgender and Gender Diverse People, Version 8

E Coleman , AE Radix , WP Bouman , GR Brown , ALC de Vries , MB Deutsch , R Ettner , L Fraser , M Goodman , J Green , AB Hancock , TW Johnson , DH Karasic , GA Knudson , SF Leibowitz , HFL Meyer-Bahlburg , SJ Monstrey , J Motmans , L Nahata , TO Nieder , SL Reisner , C Richards , LS Schechter , V Tangpricha , AC Tishelman , MAA Van Trotsenburg , S Winter , K Ducheny , NJ Adams , TM Adrian , LR Allen , D Azul , H Bagga , K Başar , DS Bathory , JJ Belinky , DR Berg , JU Berli , RO Bluebond-Langner , MB Bouman , ML Bowers , PJ Brassard , J Byrne , L Capitan , CJ Cargill , JM Carswell , SC Chang , G Chelvakumar , T Corneil , KB Dalke , G De Cuypere , E de Vries , M Den Heijer , AH Devor , C Dhejne , A D'Marco , EK Edmiston , L Edwards-Leeper , R Ehrbar , D Ehrensaft , J Eisfeld , E Elaut , L Erickson-Schroth , JL Feldman , AD Fisher , MM Garcia , L Gijs , SE Green , BP Hall , TLD Hardy , MS Irwig , LA Jacobs , AC Janssen , K Johnson , DT Klink , BPC Kreukels , LE Kuper , EJ Kvach , MA Malouf , R Massey , T Mazur , C McLachlan , SD Morrison , SW Mosser , PM Neira , U Nygren , JM Oates , J Obedin-Maliver , G Pagkalos , J Patton , N Phanuphak , K Rachlin , T Reed , GN Rider , J Ristori , S Robbins-Cherry , SA Roberts , KA Rodriguez-Wallberg , SM Rosenthal , K Sabir , JD Safer , AI Scheim , LJ Seal , TJ Sehoole , K Spencer , C St Amand , TD Steensma , JF Strang , GB Taylor , K Tilleman , GG T'Sjoen , LN Vala , NM Van Mello , JF Veale , JA Vencill , B Vincent , LM Wesp , MA West , J Arcelus

Brief summary: The World Professional Association for Transgender Health (WPATH) has issued an updated Standards of Care version 8 which contains important guidelines on how the assessment of gender variant children and adolescents should be considered, and by whom, and provides guidance around the consideration of young people for hormonal intervention.This long and detailed document has had considerable input from many experts involved in transgender c...