Demonstrating epithelial cells in necrotic material



Axillary node having undergone complete necrosis - core biopsy, low power above, medium power below
'Mouse over' - immunostain for CK pan reveals epithelial cells - almost certainly tumour


Lymph node biopsy - pan cytokeratin stain reveals epithelial cells in necrotic material


Lymph node biopsy - pan cytokeratin stain reveals epithelial cells in necrotic material - immunostain for CK pan highlights tumour cells


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