SOX10 and adenocarcinoma: One patient coded as having UM macrometastases was excluded because it was suspected that the metastases, having the appearance of adenocarcinoma with a lepidic growth pattern and immunohistochemical positivity for cytokeratin (CK) markers but negativity for CK20, MelA/MART1, and SOX10, more likely represented a metastatic lung cancer.