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Bleeding Patterns in Sequential and Continuous Progesterone Supplementation in Adolescents With Turner Syndrome

RECRUITINGPhase 4Sponsored by Children's Mercy Hospital Kansas City
Actively Recruiting
PhasePhase 4
SponsorChildren's Mercy Hospital Kansas City
Started2025-07-31
Est. completion2026-07-30
Eligibility
Age12 Years – 20 Years
SexFEMALE
Healthy vol.Accepted
Locations1 site

Summary

This is a single-site open label non-randomized study comparing effects of sequential versus continuous use of progesterone supplementation amongst Turner Syndrome (TS) patients with primary ovarian insufficiency (POI) prescribed hormone replacement therapy (HRT).

Eligibility

Age: 12 Years – 20 YearsSex: FEMALEHealthy volunteers accepted
Inclusion Criteria:

* Diagnosis of Turner Syndrome and Primary Ovarian Insufficiency.
* Prescribed adult dosing\* of transdermal or oral estradiol for estrogen replacement therapy.

  \*Adult dosing of will be defined per published clinical practice guidelines from the 2023 International Turner Syndrome Meeting (i.e. 50-200μg/day of transdermal estradiol, or (i.e. 50-200μg/day of transdermal estradiol or 2-4mg/day oral estradiol).
* Have achieved menarche.

Exclusion Criteria:

* Disclosure of sexual activity and desire for contraception.
* Having a levonorgestrel-releasing intrauterine device or etonogestrel arm implant in place.
* Having received depot medroxyprogesterone within one year prior to study recruitment.
* Non-English or non-Spanish speaking.

Conditions3

Heart DiseasePrimary Ovarian Insufficiency (Poi)Turner Syndrome

Locations1 site

Children's Mercy Hospital
Kansas City, Missouri, 64108
Allie Ranallo816-394-2574alranallo@cmh.edu

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