Sonographically Guided Marker Placement for Confirmation of Removal of Mammographically Occult Lesions After Localization

Sonographically Guided Marker Placement for Confirmation of Removal of Mammographically Occult Lesions After Localization
Cecilia L. Mercado, Amber A. Guth, Hildegard K. Toth, Linda Moy, Deborah Axelrod, and Joan Cangiarella
AJR 2008;191:1216-1219

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At needle localization of breast lesions, marker placement under sonographic guidance is beneficial because it enables immediate confirmation of accurate surgical removal of the localized lesion at surgical excision. Use of marker placement, however, does not reduce the percentage of cases with close margins necessitating reexcision