Clinical trial Recruiting at 1 site Interventional Ages Any age to 30

Cryopreservation of gonadal tissue for fertility preservation in patients with disorders of sex development

Official title: Gonadal Dysgenesis Tissue Cryopreservation for Fertility Preservation

Run by University of Colorado, Denver · NCT06518746 · Data updated 2026-11-12

This study is testing if freezing gonadal tissue can help young people with disorders of sex development preserve their fertility and hormonal health before surgery.

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Quick facts

Study typeInterventional
AgesAny age to 30 Years
SexAll
Enrollment50 (estimated)
SponsorUniversity of Colorado, Denver
Academic / other
Locations1 site (Aurora, Colorado)
StatusRecruiting
StartedAugust 16, 2021
Main results expectedDecember 30, 2030
Study endsJune 30, 2031
Registry record updatedSeptember 18, 2025
Trial IDNCT06518746 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are individuals under 30 years of age diagnosed with a disorder of sex development who are at risk for malignancy in their gonadal tissue.

Probably not a fit

Patients who are likely to retain inherent fertility and reproductive function or those with significant cognitive delays may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study focuses on patients with disorders of sex development (DSD) who are at risk of infertility or malignancy due to abnormal gonadal development. It aims to assess the safety and efficacy of gonadal tissue cryopreservation as a method for preserving fertility and restoring hormonal function. Participants under 30 years of age who require gonadectomy for clinical reasons will be included, while those with inherent fertility or significant cognitive issues will be excluded. The study seeks to provide a viable fertility preservation option for this unique patient population.

Why it matters

Potential benefit: If successful, this approach could offer a critical fertility preservation option for individuals with disorders of sex development at risk of infertility.

How similar studies have gone: While this approach is novel for the specific population of patients with DSD, similar cryopreservation techniques have shown promise in other fertility preservation contexts.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* \< 30 years of age
* Individuals diagnosed with a disorder of sex development who have any risk for malignancy in their gonadal tissue and will have their gonads removed for a clinical indication
* Individuals diagnosed with a disorder of sex development who are at risk of primary ovarian insufficiency (POI) due to an underlying genetic condition

Exclusion Criteria:

* Pregnancy
* Patients likely to retain inherent fertility and reproductive function
* Patients deemed high risk for perioperative complications
* Patients 7-17 years of age unable to provide assent (i.e. significant psychiatric problems/cognitive delay)
* Patients 18 and older unable to provide consent (i.e. significant psychiatric problems/cognitive delay)

Where it's running

  • University of Colorado
    Aurora, Colorado, United States
    Recruiting

Study contacts

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.