Update on Anaplastic Thyroid Carcinoma: Morphological, Molecular, and Genetic Features of the Most Aggressive Thyroid Cancer
Figure 9
Lymph node metastasis of WDTC with anaplastic areas. Residual foci of papillary carcinoma are present in the right upper corner but the metastatic deposits are constituted mainly by spindle cells with wide necrotic areas (a). While both WDTC and ATC are immunoreactive with pankeratin (b), TTF1 is positive only in the WDTC (c).
