Preoperative Localization of Nonpalpable Breast Lesions Demonstrated by Mammography

Biopsy of radiologically suspicious breast lesions that are not palpable clinically or even at operation has become commonplace since the introduction of modern mammographic technics. Surgical localization of such lesions can be difficult because the position and shape of the breast are altered by the vertical and horizontal compression employed during mammography. The simple, rapid technic described below for the preoperative localization of such lesions by means of a self-retaining radiopaque marker has been found reliable.MethodThe localizing procedure is done immediately before operation in the radiology department with the patient supine in the position to be assumed in . . .