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Table 3 Histological characteristics of all 15 cases

From: Clinicopathological characteristics and outcomes of malignant adenomyoepithelioma of the breast: a single institution’s experience

Case Tumor size (mm) IHC (ER, PR, HER2) Ki-67% LVI Clear RM (mm) Mitosis count/HPF Microcalcification
1 13 (+/+/−) NA 1 4/10 +
2 15 (−/−/−) 10−20 1 4/10 NA
3 25 (−/−/−) 30 > 10 NA
4 16 (−/−/−) 30–40 3 4/10
5 10 NA NA 1 3/10
6 28 (−/−/−) 20–30 1 5/10
7 8 (+/+/−) < 10 2 4/10
8 15 (+/+/−) 20–30 5 NA
9 4 (−/−/+) 10–20 1 NA
10 13 (+/−/−) 10–20 5 4/10
11 10 NA NA 1 3/10
12 70 (+/+/NA) NA 1 NA NA
13 16 NA NA NA NA NA +
14 8 NA NA NA NA 3/10 +
15 17 (−/−/−)a 30–40 9 NA +
  1. NA Not available, IHC Immunohistochemistry, LVI Lymphovascular invasion, RM Resection margin
  2. aER/PR weak positive in the preoperative CNB tissue