Fig. 3From: Papillary thyroid microcarcinoma with multiple pulmonary metastases following lung cancer surgery: a case reportUltrasonographic findings of the thyroid tumors. a A hypoechoic mass with rim calcification, 4 mm in size, is found in the middle of the right lobe of the thyroid gland. b An irregular hypoechoic mass, 6 mm in size, is found in the middle of the right lobe of the thyroid glandBack to article page