Study of Estrogen Receptor and Progesterone Receptor Expression in Breast Ductal Carcinoma In Situ by Immunohistochemical Staining in ER/PgR-Negative Invasive Breast Cancer

Table 1

Analysis of combined ER and PgR status of the 37 cases of intraductal breast cancer.

Hormone Receptor status	Number of patients	Percentage
ER− & PgR−	21	56.7%
ER+ & PgR+	11	29.7%
ER+ & PgR−	2	5.4%
ER− & PgR+	3	8.1%