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The REgistry of Very Early Estrogen and AnovuLation
Sponsor: Mayo Clinic
Summary
The purpose of this study is to to build a registry of women with early estrogen loss due to Functional Hypothalamic Amenorrhea (FHA) to understand the prevalence, racial and ethnic diversity of this condition.
Key Details
Gender
FEMALE
Age Range
18 Years - 40 Years
Study Type
OBSERVATIONAL
Enrollment
100000
Start Date
2024-07-01
Completion Date
2029-08-01
Last Updated
2025-11-21
Healthy Volunteers
No
Conditions
Interventions
Automated Self-Administered 24-hour Dietary Assessment Tool (ASA24)
Subjects will complete the ASA food diary for 2 weekdays and 1 weekend day
REVEAL Questionnaire
Subjects will complete the REVEAL questionnaire form. This form includes questions about current and past medical history, including reproductive history, lifestyle specifics, and assessment of current health status.
Locations (2)
Mayo Clinic
Jacksonville, Florida, United States
Mayo Clinic
Rochester, Minnesota, United States