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Stereotactic breast biopsy: a six-year surgical experience
P S Tate1, E L Rogers, E M McGee
1Departments of Surgery and Pathology, Central Baptist Hospital, Lexington, Ky., USA.
The Journal of the Kentucky Medical Association
|March 28, 2001
Summary
Stereotactic breast biopsy is a safe and accurate minimally-invasive diagnostic technique for abnormal mammograms. This study found a low false-negative rate of 0.4% and a 3% complication rate.
Area of Science:
- Radiology
- Oncology
- Pathology
Background:
- Stereotactic breast biopsy is a key tool for diagnosing mammographic abnormalities.
- Accurate diagnosis is crucial for appropriate patient management.
Purpose of the Study:
- To evaluate the safety, accuracy, and diagnostic yield of stereotactic breast biopsies.
- To analyze malignancy rates based on BI-RADS categories and specific diagnoses.
Main Methods:
- Retrospective review of 1,080 stereotactic breast biopsies performed between February 1994 and December 1999.
- Analysis of biopsy targets (masses vs. calcifications), diagnostic outcomes, and complication rates.
Main Results:
- 18% of biopsies were malignant, with invasive ductal carcinoma being most common.
- Malignancy rates increased with BI-RADS categories (Category III: 2%, IV: 17%, V: 90%).
- Atypical ductal hyperplasia was upgraded to malignancy in 19% of reexcisions; false-negative rate was 0.4% with 99% sensitivity.
Conclusions:
- Stereotactic breast biopsy is a safe and accurate minimally-invasive diagnostic method.
- The procedure demonstrates high sensitivity and a low false-negative rate.
- Results support the utility of stereotactic biopsy in evaluating abnormal mammograms.
