ESR1 and carcinoma: A total score value for estrogen receptors in basaloid cells reached 4.29 ± 1.20 in the adenoma group, 3.58 ± 1.38 in the epithelioma group and 2.00 ± 2.12 in the carcinoma group and the differences were significant between the adenoma and carcinoma groups (p = 0.04).