Immunostaining was done using appropriate positive and negative controls and revealed:
Referred paraffin block for immunostaining of left breast skin nodules diagnosed as invasive ductal carcinoma grade 2 on 5 April 2026 (pathology number 1934-2026)
One referred paraffin block and one Hx&E stained slide coded 1934-2026.
Immunostaining of left breast skin nodules: