82-year-old female with history of thyroid cyst on remote ultrasound. RIGHT LOBE MEASUREMENTS: 1.4 x 1.3 x 3.8 cmLEFT LOBE MEASUREMENTS: 1.3 x 1 x 4 cmISTHMUS MEASUREMENTS: 0.2 cmRIGHT LOBE: Echotexture is normal. Posterior to the right lobe is a rounded, hypoechoic 0.3 x 0.4 x 0.4 cm nodule which appears likely to be extrathyroidal. No other mass identified.LEFT LOBE: Echotexture is normal without mass.ISTHMUS: No significant abnormality noted.PARATHYROID GLANDS: See above. Cannot exclude right parathyroid adenoma posterior to the midportion of the gland.LYMPH NODES: No significant abnormality noted.OTHER: No significant abnormality noted.
Small extrathyroidal mass on the right. Differential considerations would include parathyroid adenoma or atypical small lymph node. This does not appear to be intrathyroidal in nature.