Letter. We write with three areas of concern about the increasing use of puberty-blocking medication for gender dysphoria (GD) referred to in your recent leading article.1

First, their use leaves a young person in developmental limbo without the benefit of pubertal hormones or secondary sexual characteristics, which would tend to consolidate gender identity. Butler provides evidence that intervention with a gonadotrophin-releasing hormone analogue (GnRHa) promotes a continued desire to identify with the non-birth sex—over 90% of young people ...... To read the full article, log in using your NHS OpenAthens details.