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Surgical Case Reports
Fig. 5 | Surgical Case Reports

Fig. 5

From: Follicular lymphoma without lymphadenopathy incidentally diagnosed by sentinel lymph node biopsy during breast cancer surgery: a case report

Fig. 5

Postoperative histopathological findings of breast tumor. a, b Invasive ductal carcinoma, tubule forming type, nuclear grade 1, histological grade I (hematoxylin–eosin stain; magnification, × 40, × 400). Immunostaining findings: c ER ( +), d PR ( +), e HER2 score 2, f Ki-67 score 5% in right breast (× 400), and HER2 amplification is absent in FISH. ER estrogen receptor, FISH fluorescent in situ hybridization, HER2 human epidermal growth factor receptor-2, PR progesterone receptor

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