Figure 7
From: Thyroid cancer causing obstruction of the great veins in the neck
(Case 5). 7a) Papillary carcinoma: papillary clusters of cells replacing large vessel with similar invasion of smaller vessels, top right (haematoxylin and eosin × 100). 7b) Papillary carcinoma higher magnification: papillae with fibrovascular cores, lined by crowded cells with nuclear clearing and occasional grooving (haematoxylin and eosin × 400).