Value of thyroglobulin combined with ultrasound-guided fine-needle aspiration cytology for diagnosis of lymph node metastasis of thyroid carcinoma

Figure 1 Ultrasound-guided fine-needle aspiration cytology examination and pathological results. A: Ultrasound-guided fine-needle aspiration cytology examination of cervical lymph nodes; B: Postoperative pathological results (Hematoxylin and eosin staining, ×100).

Figure 2 Receiver operator characteristic curve of cervical lymph node metastasis in thyroid carcinoma patients diagnosed by three methods. FNA: Fine-needle aspiration; FNA-Tg: Fine-needle aspiration thyroglobulin.