Fig. 2From: A case report of bladder and intestinal endometriosis, and the relationship between sex hormone receptor expression and PIK3CA mutation analysisPathology of the masses in a the bladder, b S-shaped colon, c cecus. Left row: Hematoxylin–Eosin Staining (× 200), middle row: estrogen receptor expression by immunohistochemistry (× 100), right row: progesterone receptor expression by immunohistochemistry (× 100)Back to article page