50-year-old male with hypercalcemia, evaluate for primary hyperparathyroidism. RIGHT LOBE MEASUREMENTS: 3.4 x 1.7 x 1.6 cmLEFT LOBE MEASUREMENTS: 3.5 x 1.3 x 1.3 cmISTHMUS MEASUREMENTS: No significant abnormality noted.RIGHT LOBE: Solid predominantly isoechoic to slightly hyperechoic nodule with a thin hypoechoic halo in the right lobe measures 1.4 x 1.1 x 1.0 cm.LEFT LOBE: No significant abnormality noted.ISTHMUS: No significant abnormality noted.PARATHYROID GLANDS: Extrathyroidal hypoechoic cystic focus with increased through transmission inferior to the right thyroid measures 0.7 x 0.6 x 0.5 cm.LYMPH NODES: Scattered cervical lymph nodes with benign morphologic features.OTHER: No significant abnormality noted.
1. Homogeneously cystic extrathyroidal lesion inferior to the right thyroid measuring 0.7 cm. Cystic parathyroid nodules have been described but generally have an identifiable solid component. This lesion may represent a cystic parathyroid adenoma but would be atypical. 2. Solitary right thyroid nodule as described above. 