Immunohistochemistry in Breast Pathology - Part 3a -
Supplementary Material
Confirming subtle nodal metastases
Further example of the use of a pancytokeratin stain to confirm the presence of subtle metastatic tumour deposits in a lymph node:
Lymph node with subtle subcapsular and extra-capsular metastatic tumour deposits
'Mouse over' - immunostain for CK pan highlights tumour cells

Further images showing the value of myoepithelial markers in confirming a diagnosis of nipple adenoma.