Table 2: Clinical characteristics of patients with breast ductal carcinoma ().

CharacteristicsBreast cancer

Cancer sites [ (%)]
 Left breast11 (39.3)
 Right mama17 (60.7)
Clinical stage [ (%)]
 Grade 14 (14.3)
 Grade 2 10 (35.7)
 Grade 314 (50.0)
Estrogen receptor [ (%)]
 Negative7 (25.0)
 Positive21 (75.0)
Progesterone receptor [ (%)]
 Negative7 (25.0)
 Positive21 (75.0)
HER2/neu [ (%)]
 Score 09 (32.1)
 Score +1 10 (35.7)
 Score +21 (3.6)
 Score +38 (28.3)

HER2/neu: human epidermal growth factor receptor 2.