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Surgical Case Reports
Fig. 2 | Surgical Case Reports

Fig. 2

From: Esophageal metastasis of breast cancer during endocrine therapy for pleural dissemination 21 years after breast surgery: a case report

Fig. 2

Histopathological findings of the esophageal tumor. Hematoxylin-eosin staining of biopsy specimens shows a subepithelial luminal structure and dysplastic cells covered with normal squamous epithelia (a low-power view, b high-power view). Immunostaining was positive for CK7 (c), negative for CK20 (d), positive for ER (e), and positive for PgR (f). Scale bars, 200 μm (a) and 100 μm (b-f)

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