35-year-old male with history of nasopharyngeal carcinoma with new right thyroid nodule seen on recent PET. RIGHT LOBE MEASUREMENTS: The right lobe measures 5.5 cm x 1.7 cm x 1.4 cm.LEFT LOBE MEASUREMENTS: The left lobe measures 4.9 cm x 1.6 cm x 0.8 cm.ISTHMUS MEASUREMENTS: The isthmus measures 0.3 cm.RIGHT LOBE: The right lobe is heterogeneous. There is a subcentimeter hypoechoic nodule superiorly. There is a spongiform nodule located at the lower pole measuring 1.5 cm x 1 cm x 1.3 cm.; this nodule is associated with internal comet tail artifact.LEFT LOBE: The left lobe is heterogeneous. There is a subcentimeter hypoechoic nodule seen in the mid left lobe and another mixed spongiform and hypoechoic nodule inferior to that measuring 0.9 cm x 0.4 cm 0.6 cm.ISTHMUS: No significant abnormality noted.PARATHYROID GLANDS: None visualized.LYMPH NODES: No suspicious adenopathy noted.
Bilateral thyroid nodules; favor benign etiology. No regional adenopathy.