Fig. 4.
63-year-old man with needle tract implantation after percutaneous biopsy using tru-cut needle.
A. Contrast-enhanced CT image obtained on arterial phase showing well-demarcated, hyperattenuating hypervascular nodule (arrow) relative to intercostal muscles in right chest wall.
B, C. Contrast-enhanced CT images obtained on portal (B) and equilibrium (C) phases showing nodule (arrows) with persistent enhancement and hyperattenuation relative to intercostal muscles in right chest wall. Note subcapsular lipiodol-laden mass (arrowhead in B).