In Search of the Lost Clip: Outcome of Women After Needle-Guided Lumpectomy of a Marking Clip.

In the majority of women with a missing clip, the clip is not visualized on post-operative mammography. Those with a residual clip can be managed with percutaneous biopsy as long as the lesion was removed with clear margins, with comparable outcomes as women in whom the clip is visualized on specimen radiograph.