Set of 4 average size thyroids and larynx. Models show normal thyroid, Hashimoto’s thyroiditis (lymphocytic thyroiditis), Graves‘ disease, papillary carcinoma and the following structures: hyoid bone, thyroid membrane, thyroid cartilage, cricoid cartilage, and trachea. Size: Larynx 14 cm, Thyroids: approx. 5 x 4 x 5 cm