Actively Recruiting

Age: 18Years - 60Years
All Genders
Healthy Volunteers
ID04935164

Comparative Study of Gender Dysphoria Phenomenology and Neurophysiology: Clinical and Experimental Exploration of Gender Identity Disorder

Led by Centre Hospitalier Henri Laborit · Updated on 2025-06-05

120

Participants Needed

1

Research Sites

39 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Gender dysphoria is a condition where a person experiences a conflict between their biological sex and their experienced gender identity. This condition often includes mood changes such as sadness, irritability, and obsessive thoughts. Researchers are exploring the brain differences involved in gender dysphoria, focusing on brain connectivity and self-awareness, to better understand how this condition affects brain function. The study compares people with gender dysphoria to volunteers without the condition, including both males and females aged 18 to 60 years. Participants have not received hormonal therapy or gender reassignment surgery and do not take psychotropic medications. The study involves psychiatric evaluations and brain activity measurements using electroencephalogram during specific tests to analyze brain function. Participants will undergo several psychiatric assessments and brain scans over 24 weeks to observe brain activity patterns and connectivity. Researchers will measure various brain microstates and cortical activity to understand neurophysiological differences. The study aims to improve knowledge about gender dysphoria by comparing clinical and experimental data collected from both affected individuals and healthy volunteers.

CONDITIONS

Brief Title

Comparative Study of Gender Identity Disorder Versus Control

Who Can Participate

Age: 18Years - 60Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Patients with gender dysphoria
  • Without psychotropic treatments
  • Without hormone therapy
  • Without gender reassignment surgery
  • Aged 18 to 60 years
  • Normal or corrected vision
  • Without mental defect
  • Without neurological impairment
Not Eligible

You will not qualify if you...

  • Presence of any depression
  • Presence of any addiction

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Monitoring

Duration - 24 weeks

Participants undergo several psychiatric evaluations at different time points for study purposes to assess brain connectivity and phenomenology related to gender dysphoria.

Multiple visits over 24 weeks

Trial Site Locations

Total: 1 location

1

Centre Hospitalier Henri Laborit

Poitiers, France, 86021

Actively Recruiting

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Research Team

B

Bérangère Thirioux, PhD

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

4

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