The Clinical Outcomes and Prediction of Thermal Ablation for Low-risk Papillary Thyroid Carcinoma

Inclusion Criteria

• •1. patients age between 18 and 80 year old, both sex
• •2. papillary thyroid carcinoma confirmed by core-needle biopsy or fine-needle aspiration
• •3. the largest diameter ≤2.0 cm
• •4. no clinical or imaging evidences of extrathyroidal extension, lymph node metastasis and distant metastasis on ultrasound, nech and chest CT
• •5. follow-up period ≥12 months,