I am 54 and have been on Thyroid meds for a underactive thyroid recently my neck has been sore and enlarged a recent ultrasound revealed the following. The thyroid is large and heterogeneous. The right thyroid measures 6.7 x 3.1 x 3.4 cm. The left thyroid measures 6.3 x 2.6 x 3.0 cm. The isthmus measures 1.1 cm. There is a 1.6 x 1.7 x 1.3 cm right superior pole thyroid nodule. There is a 5.5 mm left inferior pole thyroid nodule with peripheral calcification. The thyroid appears hypervascular. IMPRESSION: Enlarged heterogeneous thyroid with a right thyroid nodule measuring 1.7 cm which is amenable for ultrasound guided FNA.