ESPE Abstracts

Introduction: The Kiss1/Kisspeptin/Kiss1r system is essential for puberty onset and reproductive system development, especially in the hypothalamus. Nevertheless, Kiss1 is expressed in other organs. Additionally, serum kisspeptin has been associated with puberty. However, studies on the developmental changes in serum kisspeptin levels and its main source are limited. Therefore, the aim of this study was to evaluate the developmental ...

Thyroid nodules in children are less common than adults. However, pediatric thyroid nodules have higher rate of malignancy compared with adults, and also have increased risk of metastasis and recurrence. In this study, we analyzed clinical features, laboratory findings, and thyroid ultrasound (US) of children with thyroid nodules to determine predictive factors of thyroid cancer. Total 268 patients under 18 years of age with thyroid nodule whom visited Severance Children’...