Table 4.

Breast re-excision data (cavity excision/completion mastectomy)

Type of second breast surgery
Breast conservation	62/70 (89%)
Mastectomy	8/70 (11%)
Residual breast cancer on post-lumpectomy mammogram
Post-operative change (no residual calcification or mass)	64/70 (91%)
Residual calcification or mass present	6/70 (9%)
Residual breast cancer in re-excision specimen
No residual disease	30/70 (43%)
Residual invasive breast cancer	30/70 (43%)
Residual DCIS	10/70 (14%)
Residual cancer in patients with lumpectomy margin reported free of tumor (n = 21)
No residual disease	9/21 (43%)
Residual invasive breast cancer	10/21 (48%)
Residual DCIS	2/21 (9%)