Gender incongruence is characterized by a marked and persistent incongruity between the gender with which a person identifies and their assigned sex. Behaviors and preferences that vary by sex do not, in and of themselves, justify the assignment of diagnoses in this group.

Inclusion Criteria:

• Minor patient (≥18 years old)
• First-time patient for transgender issues at the Strasbourg University Hospital in child psychiatry and/or pediatric endocrinology (in at least one of the two departments)
• Patient (and/or their legal representative) who has not expressed opposition to the reuse of their data for scientific research purposes.

Exclusion Criteria:

• Patient (and/or their representative) who has expressed opposition to the reuse of their data for scientific research purposes.
• Patient aged over 18 at the first consultation
• Patient with insufficient data

Minor patient (≥18 years old) who has been consulted for the first time for transgender issues at the Strasbourg University Hospital in child psychiatry and/or pediatric endocrinology (in at least one of the two departments)