Pathologic and biologic response to preoperative endocrine therapy in patients with ER-positive ductal carcinoma in situ

Table 2 Comparison of histologic diagnosis at baseline and following neoadjuvant anti-estrogenic therapy

ID	Age at diagnosis	Menopausal status	Baseline diagnosis¹	Post-treatment diagnosis
H-02	56	post	G2-3 DCIS, LCIS	G2 DCIS, G2 IDC (1.2 cm), LCIS
H-04²	41	pre	G2-3 DCIS	G2-3 DCIS
H-07	48	pre	G2 DCIS	G2 DCIS
H-14	65	post	G1-2 DCIS	ADH
H-15	49	pre	G2 DCIS	G1-2 DCIS, ADH
H-16²	60	post	G2 DCIS	G3 DCIS, G2 IDC (1.8 cm)
H-17	45	pre	G1 DCIS, ADH, FEA	G1 DCIS, ADH, FEA
H-18	53	pre	G3 DCIS	G3 DCIS
H-19	47	pre	G2 DCIS, ADH	G1 DCIS
H-20	55	post	G1-2 DCIS	G2 DCIS
H-21	52	pre	G2 DCIS	G2 DCIS
H-22	65	post	G1-2 DCIS	G1 DCIS, ADH
H-23	44	post	G2 DCIS	G1 DCIS
H-24	42	pre	G2 DCIS, FEA	G2-3 DCIS, FEA
H-27	43	pre	G2-3 DCIS	G2 DCIS
H-29	52	post	G3 DCIS	ADH
H-30²	78	post	G3 DCIS	G3 DCIS
H-31²	52	post	G2-3 DCIS	G2-3 DCIS
H-33	41	pre	G2-3 DCIS	G2-3 DCIS
H-34	42	pre	G2 DCIS	G1-2 DCIS
H-35	68	post	G3 DCIS	G3 DCIS
H-36	44	pre	G2-3 DCIS	G2-3 DCIS
H-38²	46	pre	G2-3 DCIS	G2-3 DCIS

¹abbreviation: G: grade; DCIS: ductal carcinoma in situ; IDC: invasive ductal carcinoma; LCIS: lobular carcinoma in situ; ADH: atypical ductal hyperplasia; FEA: flat epithelial hyperplasia.
²Her2 IHC 3+

ISSN: 1471-2407