Do you recommend re-excision of a unifocal positive anterior margin at skin after lumpectomy in a patient with otherwise low risk breast cancer features?

There are few data on how margin location affects outcome. A group from Dundee and Perth in Scotland reported that re-excision performed for an anterior margin of less than 1 mm found residual disease in only 4% of patients who had initial excision in the subcutaneous plane, compared to 24% of patie...

I have been told by my surgical colleagues that the anterior margins are sometimes “overly-called close” since:

Their initial skin incision is often directly over the lesion (i.e., anterior to the tumor), and their blade essentially always goes into some of the breast tissue (at least enough for the...