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Table 2 Immunophenotypes of basal-like carcinomas and medullary breast carcinomas

From: Identification of typical medullary breast carcinoma as a genomic sub-group of basal-like carcinomas, a heterogeneous new molecular entity

Marker   Medullary breast carcinomas (n = 33) Basal-like carcinomas (n = 26) p
ER + 0 (0) 0 (0)  
  - 33(100) 26 (100) -
PR + 0 (0) 0 (0)  
  - 33(100) 26 (100) -
ERBB2 + 0 (0) 0 (0)  
  - 32 (100) 25 (100) -
  n.d. 1 1  
TP 53 + 20 (61) 12 (48)  
  - 13 (39) 13 (52) n.s.
  n.d. 0 1  
KRT 5/6 + 30 (94) 14 (56)  
  - 2 (6) 11 (44) 0.0004
  n.d. 1 1  
KRT 8/18 + 30 (94) 19 (76)  
  - 2 (6) 6 (24) 0.06
  n.d. 1 1  
KRT 14 + 17 (55) 18 (78)  
  - 14 (45) 5 (22) n.s.
  n.d. 2 3  
EGFR + 22 (69) 10 (45)  
  - 10 (31) 12 (55) 0.06
  n.d. 1 4  
KIT + 19 (59) 12 (60)  
  - 13 (41) 8 (40) n.s.
  n.d. 1 6  
  1. n.d., not determined; n.s., not significant. Numbers in parentheses are percentages.