Clinical Research Directory

Inclusion Criteria: * Adults aged 18 years or older with a thyroid nodule of 1.0 cm or less confirmed as Bethesda category V (suspicious for PTC) or VI (PTC) based on cytopathological examination, or Bethesda category III (atypia of undetermined significance) with a confirmed BRAF V600E mutation. * Patients with no evidence of distant metastasis, cervical lymph node metastasis, recurrent laryngeal nerve invasion, or tracheal invasion. Additionally, no evidence of extrathyroidal extension (ETE) should be present, and the tumor must not belong to high-risk subtypes of PTC (e.g., diffuse sclerosing, columnar cell, or solid subtype). Exclusion Criteria: * Patients who cannot undergo regular follow-up or are expected to have difficulties with follow-up. * Patients with indeterminate or benign findings on thyroid biopsy.