62-year-old female patient with a 3 cm solid thyroid nodule at the level of the isthmus seen on CT. Patient is asymptomatic. RIGHT LOBE MEASUREMENTS: 7.1 x 2.6 x 2.0 cm.LEFT LOBE MEASUREMENTS: 6.5 x 2.8 x 2.0 cm.ISTHMUS MEASUREMENTS: 7 mm in thickness.RIGHT LOBE: The right thyroid lobe is mildly heterogeneous in echogenicity containing a few subcentimeter cysts.LEFT LOBE: The left thyroid lobe is mildly heterogeneous in echogenicity containing scattered subcentimeter cystic nodules along with a spongiform-appearing nodule within the lower pole measuring 1.4 x 1.4 x 0.7 cm.ISTHMUS: The isthmus is predominantly replaced by a heterogeneous solid nodule measuring 3.2 x 1.6 x 4.8 cm. No internal calcification is identified.PARATHYROID GLANDS: No significant abnormality noted.LYMPH NODES: A benign morphology right level two lymph node is noted.OTHER: No significant abnormality noted.
1. Dominant solid isthmic nodule, which is amenable to biopsy.2. Spongiform-appearing left lower pole thyroid nodule, which is favored to be benign in etiology.