Margins Does it Matter or is it Much Ado About Nothing?
- What is the relationship between margin width and residual disease?
- What is the relationship between residual disease and local recurrence?
- What is the relationship between margin width and local recurrence?
What do you consider a “negative margin”?
● No tumor on ink
● Less than 1 mm
● 1 mm
● 2 mm
● 3 mm
● 5 mm or greater
● Does it make a difference which margin ?
● Anterior, posterior, or other margins?
● DCIS vs IDC? Size?
● What guidelines exist?
● What data exists?