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. 2018 Jul 3;37(4):288–297. doi: 10.14366/usg.18019

Fig. 2. Conventional ultrasonography (US) and contrast-enhanced ultrasound (CEUS) imaging of papillary thyroid carcinoma in a 64-year-old man.

Fig. 2.

A. Gray-scale US shows a mixed-texture nodule (arrow) in the left thyroid lobe with calcification, assessed as Thyroid Imaging Reporting and Data System category 4B. LCCA, left common carotid artery. B. Color Doppler US shows peripheral and interior blood flow. C. CEUS shows heterogeneous isoenhancement in the mass.