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FIGURE 2. Immunohistochemical staining and 131I whole-body scan findings of patient with papillary carcinoma. (A and B) In immunohistochemical staining (x200), cancer cells are immunostained for NIS (arrows). (C) Whole-body scan obtained 5 d after ingestion of 1.11 GBq 131I shows functional metastatic lesions (arrowhead) in right cervical lymph nodes. (D) Six months after second radioiodine therapy (total administered dose, 11.1 GBq), radioactivity in right neck had completely disappeared. (Reprinted with permission of (37).)
