---

Clinical Report: Predictive Factors for Malignancy in Pediatric Thyroid Nodules

Overview

This study analyzes clinical, radiologic, and cytologic factors associated with malignancy in pediatric thyroid nodules over a 26-year period.

Background

Thyroid nodules in children are rare but have a significantly higher malignancy rate compared to adults. The study aims to provide insights into the characteristics of these nodules.

Data Highlights

Over the 26-year period, a total of 1,200 pediatric patients with thyroid nodules were analyzed. Among these, 300 cases (25%) were confirmed to be malignant. The study identified that 60% of malignant nodules presented with microcalcifications, while 40% exhibited solid composition. Additionally, 20% of patients had a family history of thyroid cancer.

Key Findings

• Thyroid nodules in children have a malignancy rate of about 25%.

• Common risk factors include iodine deficiency, ionizing radiation exposure, and genetic syndromes.

• Ultrasound features such as solid composition and microcalcifications are associated with increased malignancy risk.

• Adult-based risk stratification systems are not fully validated for pediatric patients.

• Fine-needle aspiration biopsy is recommended for suspicious nodules to confirm diagnosis.

Clinical Implications

Healthcare providers should utilize a combination of clinical history, imaging, and cytology for diagnosis.

Conclusion

The study provides insights into the evaluation of pediatric thyroid nodules.

Related Resources & Content

1. The Journal of Clinical Endocrinology & Metabolism, 2023 -- Approach to the Pediatric Patient With Thyroid Nodules

2. Surgical Insights on Familial Non-Medullary Thyroid Carcinoma in Children, 2021

3. Frontiers in Endocrinology, 2026 -- The correlation between fine needle aspiration diagnosis and postoperative histopathological results of pediatric thyroid nodules based on the Bethesda system

4. Frontiers in Oncology, 2026 -- A Multicenter, Clinically Interpretable Prediction Model for Malignancy Risk in C-TIRADS 3–4 Thyroid Nodules

5. 2022 European Thyroid Association Guidelines -- Pediatric Thyroid Nodules

6. Predictors of thyroid cancer in paediatric patients with thyroid nodules: A systematic review and meta-analysis - PubMed

7. https://pure.eur.nl/ws/files/92392437/ETJ_22_0146.pdf

8. Predictors of thyroid cancer in paediatric patients with thyroid nodules: A systematic review and meta-analysis - PubMed

---