TCGA-EL-A4K6
Papillary thyroid carcinoma with focal area of neuroendocrine differentiation
Papillary area
Neuroendocrine area
The junction of the two different histologies. Right is area of small cell neuroendocrine area (yellow arrow). Left is area of adenocarcinoma (blue arrow). Images are close ups of the regions highlighted in red boxes in the accompanying insets.