ESTRO Multidisciplinary Management of Breast Cancer 2017

Pre-operative situation

1.5 cm

Tumor Micr. extension

Excision, with free resections margins > 1.5 cm in some directions

Region with microscopic extension, within 1.5 cm of primary tumor

Rim of excision

1.5 cm

Excision, with free resection margins < 1.5 cm in all directions

Boersma et al, 2012