(a)
(b)
(c)
(d)
(e)
(f)
(g)
Figure 1: Malignant and benign lesions in the case. (a) Lymph node: metastatic papillary thyroid carcinoma in lymph node (H&E stain, ×200 original magnification, bar = 100 micrometers). (b) Kidney: renal cell carcinoma (H&E stain, ×200 original magnification, bar = 100 micrometers). (c) Breast: ductal carcinoma in situ (H&E stain, ×200 original magnification, bar = 100 micrometers). (d) Breast: invasive ductal carcinoma (H&E stain, ×200 original magnification, bar = 100 micrometers). (e) Colon: tubular adenomatous polyp (H&E stain, ×200 original magnification, bar = 100 micrometers). (f) Paratrachea: ganglioneuroma (H&E stain, ×200 original magnification, bar = 100 micrometers). (g) Chest wall: chondrosarcoma (H&E stain, ×200 original magnification, bar = 100 micrometers).