Hormone Therapy

Turner syndrome transition clinic in the West of Scotland: a perspective.

TL;DR

A significant proportion of girls with Turner Syndrome are lost to adult endocrine services, and among those retained, deficiencies exist in cardiac monitoring frequency and recommended hormone replacement therapy.

Key Findings

A substantial proportion of Turner Syndrome patients transferred to adult endocrine services were lost to long-term follow-up.

  • 46 young people transferred to adult endocrine services during the observed 20-year period, 1998–2017.
  • 36 had transferred prior to 2015, of whom 16 (44%) are lost to long-term follow-up at 5 years.
  • The loss to follow-up represents a major challenge in maintaining lifelong surveillance for this population.

Cardiac imaging surveillance was performed in the majority of patients but was often not carried out at recommended frequencies.

  • 41 out of 46 (89%) patients have had cardiac imaging surveillance since transferring.
  • Only 30 (73%) of these cardiac imaging studies were carried out at the recommended frequencies.
  • 5 out of 46 (11%) patients do not have any documented cardiovascular monitoring.
  • All 20 women in established 5-year follow-up have had cardiac imaging.

Blood pressure monitoring was documented in the majority of patients but remained incomplete for the overall cohort.

  • 40 out of 46 (86.9%) women have had a documented blood pressure measurement.
  • 19 of the 20 women who are in 5-year established follow-up have a documented blood pressure.
  • Blood pressure monitoring is essential given the increased risk of hypertension and cardiovascular disease in Turner Syndrome.

A minority of women were on the recommended form of oestradiol-based hormone replacement therapy, with several gaps in HRT management identified.

  • 5 (11%) women are not on HRT.
  • 2 (4%) remain on oestrogen-only HRT.
  • 37 (80.4%) women are on combined HRT, but only 8 (21.6%) of these are on the recommended form of oestradiol.
  • 2 (4%) are not on HRT due to normal ovarian function.

The Turner Syndrome transition clinic was established to support successful transfer and long-term follow-up in adult endocrine services over a 20-year period.

  • The clinic covered the period 1998–2017.
  • A departmental database was used to identify young people whose care had transferred to adult endocrine services.
  • Electronic case records were utilised to obtain clinic attendance and clinical information on cardiovascular monitoring and HRT.
  • The primary objective was to evaluate success in achieving and maintaining follow-up after transfer to adult services.

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Citation

Zahra B, Sastry A, Freel M, Donaldson M, Mason A. (2023). Turner syndrome transition clinic in the West of Scotland: a perspective.. Frontiers in endocrinology. https://doi.org/10.3389/fendo.2023.1233723