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Table 4 Pathological and surgical characteristics (n = 22)

From: Metaplastic breast carcinoma: an overview of the radio-pathologic features in retrospective cohort tertiary hospital

Findings Frequency (%)
ER status  
Positive 1 (4.55)
Negative 21 (95.45)
PR status  
Positive 1 (4.55)
Negative 21 (95.45)
HER 2  
Positive 4 (18.18)
Negative 18 (81.82)
Tumor grade  
Grade 2 2 (9.09)
Grade 3 20 (90.91)
Ki 67  
< or equal 15% 1 (4.55)
> 15% 21 (95.45)
Histological subtype  
Squamous cell 10 (45.45)
Spindle cell 5 (22.73)
Metaplastic with mesenchymal differentiation 5 (22.73)
Mixed 2 (9.09)
  1. ER estrogen receptor, PR progesterone receptor, HER2 Human epidermal growth factor receptor-2