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Natural course of autoimmune thyroiditis in Thai children
O Panamonta1, W Kirdpon, P Somsapt
1Department of Pediatrics, Srinagarind Hospital, Faculty of Medicine, Khon Kaen University, Thailand.
Summary
This study followed pediatric patients with autoimmune thyroiditis, observing thyroid function and antibody levels over time. Many patients maintained euthyroidism, with some requiring treatment for hypothyroidism, and antibody titers correlated with disease severity.
Area of Science:
- Pediatric Endocrinology
- Immunology
- Thyroidology
Background:
- Autoimmune thyroiditis is a common endocrine disorder in children.
- Early diagnosis and monitoring are crucial for managing pediatric autoimmune thyroiditis.
- Understanding disease progression and treatment responses is essential.
Purpose of the Study:
- To evaluate the long-term clinical course and thyroid function in pediatric patients with autoimmune thyroiditis.
- To assess the impact of the disease on thyroid gland size and antibody titers.
- To determine treatment patterns and outcomes in this cohort.
Main Methods:
- Longitudinal follow-up of 47 pediatric patients diagnosed with autoimmune thyroiditis.
- Regular evaluation of thyroid function tests, thyroid gland size, and antithyroid antibody titers.
- Clinical assessment for euthyroidism, hypothyroidism, and goiter presence.
Main Results:
- Over a mean follow-up of 5.18 years, most patients remained clinically euthyroid.
- 12 patients with overt hypothyroidism received eltroxin treatment.
- Thyroid size reduced in 26% of patients; goiter size was unchanged in 74%.
- Higher antithyroglobulin and antimicrosomal antibody titers were observed in patients with overt hypothyroidism.
Conclusions:
- Pediatric autoimmune thyroiditis demonstrates a variable clinical course, with many patients maintaining euthyroidism.
- Thyroid hormone replacement therapy (eltroxin) is indicated for overt hypothyroidism.
- Antibody titers can fluctuate and may correlate with disease severity and progression.