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Table 2 Results of immunohistochemical staining

From: Chinese siblings with hereditary medullary thyroid carcinoma caused by RET mutation: implications for RET oncogene detection

Patient 1

 calcitonin, Syn, CgA, CD56, PCK, CEA and TTF-1

Positive

 TG and PAX-8

Negative

Patient 2

 calcitonin, Syn, CgA, CD56, CEA, PAX-8 and TTF-1

Positive

 TG, GATA-3, ER and Braf(V600E)

Negative