Figure 8c. Papillary carcinoma and vascular lymph node metastasis in a 27-year-old woman. (a) Transverse sonogram shows a tumor that has infiltrated the entire right lobe of the thyroid (arrows). (b) Transverse sonogram of the right neck shows a level 3 lymph node metastasis with increased vascularity (arrow). (c) Axial contrast-enhanced CT image shows a vascular lymph node with a targetlike appearance (arrow).