Researchers seek volunteers to unlock secrets of hormone disorders

NCT ID NCT00250159

First seen Nov 01, 2025 · Last updated May 15, 2026 · Updated 26 times

Summary

This study aims to learn more about the health effects of having too much androgen (male-like hormones) due to genetic conditions like congenital adrenal hyperplasia (CAH) and familial male-limited precocious puberty (FMPP). Researchers will observe up to 3,000 participants of all ages to track growth, puberty, fertility, mood, and other health factors. The goal is to better understand these conditions, not to test a new treatment.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Medstar Washington Hospital Center

    COMPLETED

    Washington D.C., District of Columbia, 20010, United States

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

Explore the condition pages connected to this study.