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. Author manuscript; available in PMC: 2014 Apr 18.
Published in final edited form as: Hum Pathol. 2013 Jan 31;44(7):1341–1349. doi: 10.1016/j.humpath.2012.11.003

Table 3.

Immunohistochemical labeling of GATA3 in triple-negative metaplastic (sarcomatoid) breast carcinomas

Case no. Tumor size (cm) Tumor grade Metaplastic component(s) GATA3 score (0–4+)
Case 1 3.5 III Spindled and squamous 3
Case 2 4 III Chondroid 0
Case 3 2.7 III Spindled and squamous 0
Case 4 13 III Spindled 2
Case 5 4.2 II Spindled 0
Case 6 2.3 III Chondroid 1
Case 7 5.5 III Spindled 0
Case 8 2.8 III Chondroid 0
Case 9 3 III Chondroid and osseous 1
Case 10 10.1 III Squamous 3
Case 11 1.6 III Chondroid and squamous 4
Case 12 5.5 III Chondroid 1
Case 13 3 III Spindled and squamous 0

NOTE. Nuclear GATA3 labeling is defined as 0 (0–5%), 1+ (6%–25%), 2+ (25%–50%), 3+ (50%–75%), and 4+ (>75%).