Fig. 4

Immunohistochemical staining results of a patient with sweat gland cancer. A Histologically showed adenocarcinoma cells coexisting with Paget cells (hematoxilin-eosin stain × 20). B GCDFP-15 was positive. C GATA-3 was positive. D CK20 was partial positive. E AR was positive. F FISH showed HER2 amplification