Related Experiment Videos
Testing for thyroid function recovery in children and adolescents with Hashimoto thyroiditis
T Battelino1, C Krzisnik, M E Gottschalk
1Department of Pediatrics, Loyola University Medical Center, Maywood, IL 60153.
Annals of Clinical and Laboratory Science
|November 1, 1994
Summary
Discontinuing thyroxine therapy in children with Hashimoto thyroiditis is complex. Persistent biochemical hypothyroidism is common, and single tests cannot predict relapse, necessitating continuous monitoring.
Area of Science:
- Pediatric Endocrinology
- Autoimmune Diseases
- Thyroidology
Background:
- Primary hypothyroidism in children and adolescents is often due to Hashimoto thyroiditis.
- Thyroxine replacement therapy is standard treatment.
- Criteria for discontinuing therapy in pediatric populations are not well-established.
Purpose of the Study:
- To evaluate criteria for discontinuing thyroxine therapy in children and adolescents with Hashimoto thyroiditis.
- To assess the predictability of thyroid function tests for disease relapse.
Main Methods:
- Prospective study of 29 children and adolescents over one year.
- Thyrotropin-releasing hormone (TRH) stimulation tests were performed at baseline, 6, and 12 months.
- Measurements included basal and stimulated thyrotropin (TSH) and thyroxine (T4) levels.
Main Results:
- Persistent biochemical hypothyroidism was observed in 59% of patients.
- Significant inter- and intra-individual variations in thyroid function tests were noted, exceeding those in healthy individuals.
- No single test reliably predicted the disease's natural course or the likelihood of successful therapy discontinuation.
Conclusions:
- Discontinuation of thyroxine therapy in pediatric Hashimoto thyroiditis cannot be based on a single thyroid function evaluation.
- Attempting to discontinue therapy requires careful consideration of previous follow-up data.
- A substantial risk of relapse exists, mandating continuous patient follow-up.