Figure 2From: Clinical significance of incidental thyroid nodules identified on low-dose CT for lung cancer screeningA 60-year-old man with papillary thyroid carcinoma. (A) Low-dose helical CT scan demonstrated a 6 mm densely calcified nodule (arrow) in the right thyroid lobe. (B) Transverse US image of the right thyroid lobe showed a hypoechoic mass (calipers) with internal calcifications.Back to article page