Fig. 2From: Effects of active localization and vascular preservation of inferior parathyroid glands in central neck dissection for papillary thyroid carcinoma1. Inferior parathyroid gland. 2. Superior parathyroid gland. 3. Inferior thyroid artery. 4. Recurrent laryngeal nerve. 5. Trachea; 6. Esophagus. 7. Thyroid-thymus ligamentBack to article page