A 54-year-old woman presented with recently diagnosed ductal carcinoma in situ (DCIS) of the left breast. In July 02 the patient underwent a routine screening mammogram, which revealed suspicious clusters of microcalcifications on both the right and left breast – addtional views were taken to confirm the suspicious nature of these calcifications. During August 02 stereotactic guided core biopsies of the suspicious calcifications were taken from both the left and right breast. On the right breast there was no evidence of malignancy but on the left breast there was a 2mm focus of grade 1 DCIS involving one of 31 cores. A lumpectomy was performed in September 02. Pathology from a 7.3 x 6.0 x 2.5cm sample showed a 4mm in maximum dimension DCIS. All surgical margins were free of involvement by at least 5mm. It was found to be a nuclear grade 2 tumor and no axillary lymph nodes were dissected. Stage 0 Tis N0 M0. The histopathologic grade was grade 2 and the histopathologic type was ductal carcinoma in situ, cribiform type.

Breast Cancer

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