APBI 2016

Resection margin and residual disease

European point of view

0 10 20 30 40 50 60 70 residual disease probability

47 %

39 %

Pts.

22 %

1 cm 2 cm 3 cm

Theoretical resection Margin

135 pts., mastectomy specimens, tumor size : 44% ≤ 2 cm, 56% >2cm & ≤ 4cm

APBI relevant summary:

Breast Carcinoma of Limited Extent ( ≤2cm, no EIC, L0, pN0, absent of calcifications ) ...

...might be a potential candidate for breast surgery alone if the tumor is excided with a macroscopically free margins of approximately 2 cm.

University Hospital Erlangen