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hgh growth factor rct 1992-02-29 ClinicalTrials

Growth Hormone Therapy Explored for Early Intervention in Turner Syndrome Girls

Growth Hormone Treatment for the Prevention of Short Stature in Young Girls With Turner Syndrome Before the Age of 4 Years

Background

Turner Syndrome is a genetic condition affecting girls, characterized by the absence or partial absence of one of the X chromosomes. A primary symptom is short stature, often significantly impacting quality of life and psychosocial development. While growth hormone (GH) therapy is a known treatment to improve height, its efficacy when initiated very early in life, specifically before the age of 4 years, needed further investigation to optimize long-term height outcomes and establish best practice guidelines.

Study Design

Population
Girls with Turner Syndrome, specifically those initiating treatment before the age of 4 years.
Intervention
Recombinant human growth hormone (r-hGH) therapy initiated very early in life, before 4 years of age, for a duration of 18 years.
Comparator
Later initiation of r-hGH therapy or no treatment.
Outcome
Height velocity and final adult height.

Results

The provided research record, an abstract from a clinical trial registry, does not contain specific numerical results regarding the efficacy of r-hGH treatment. However, the study was designed to assess the impact of early intervention on growth parameters in girls with Turner Syndrome. The primary objective was to evaluate whether starting r-hGH therapy before the age of 4 could significantly improve height velocity and potentially increase final adult height compared to later initiation or no treatment. The completion of this Phase 4 study, spanning 18 years, suggests a comprehensive evaluation of r-hGH's long-term effects on growth in this vulnerable population. While specific data is not available in this record, the study's design aimed to provide insights into optimal treatment timing, with the expectation that early intervention could lead to more substantial improvements in growth. > While specific data is not available in this record, the completion of this Phase 4 study suggests a comprehensive evaluation of r-hGH's long-term effects on growth in this vulnerable population.

Why It Matters

This study is significant because it investigated the impact of very early initiation of growth hormone therapy in Turner Syndrome, a critical period for growth and development. The findings, once fully published, could provide crucial evidence supporting the earlier use of r-hGH to maximize height potential and improve long-term outcomes for affected girls. This research could lead to updated clinical guidelines recommending earlier growth hormone intervention for young girls with Turner Syndrome, potentially shifting the standard of care. Future steps would involve the detailed analysis and publication of the 18-year study data, influencing treatment protocols and informing future clinical trials.


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Source: clinicaltrials:NCT01066052 · Ingested 2026-04-28 · Digest: gemini-2.5-flash