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Fig. 3 | BMC Gastroenterology

Fig. 3

From: Metastatic rectal cancer to papillary thyroid carcinoma: a case report and review of literature

Fig. 3

Images of histopathological and immunohistochemical (IHC) showing primary papillary carcinoma in metastatic adenocarcinoma. a H&E stain of primary papillary thyroid carcinoma. b Tumor cells are positive for TTF-1 staining. c Tumor cells are positive for PAX8 staining. d Tumor cells are negative for CK20 staining. eTumor cells are negative for CDX-2 staining. f Tumor cells are negative for Villin staining

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