Primary Malignant Neuroendocrine Tumour of Pleura: First Case Report

Figure 4

Microphotograph of immunohistochemistry showing tumour cells positive for synaptophysin (1) and occasionally for Ki-67 (2) and negative for CEA (3), CD 56 (4), calretinin (5), desmin (6), pan-cytokeratin (7), TTF1 (8), and WT1 (9) (40x).