Table 1.
Taxonomy in evolution: situating gender-related diagnoses in the ICD and DSM
| Classification manual and edition | Gender-related taxonomy | Category |
|---|---|---|
| ICD-9 (1975) | Transvestism and transsexualism | Sexual deviations |
| DSM-III (1980) | Transsexualism | Psychosexual disorders |
| DSM-III-R (1987) | Transsexualism | Disorders usually first evident in infancy, childhood or adolescence |
| ICD-10 (1990) | Transsexualism | Gender identity disorders |
| DSM-IV (1994) and DSM-IV-TR (2000) | Gender identity disorder in adolescents or adults | Sexual and gender identity disorders |
| DSM-5 (2015) | Gender dysphoria in adolescents or adults | Gender dysphoria |
| ICD-11 (2021) | Gender incongruence of adolescents and adults; Gender incongruence of childhood | Conditions related to sexual health (moved out of Chapter 5 ‘Mental disorders’) |