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Lessons from mammographic-histopathologic correlation of large-core needle breast biopsy
W A Berg1, R H Hruban, D Kumar
1Department of Radiology, Johns Hopkins University School of Medicine, Md, USA.
Summary
Accurate breast lesion management hinges on understanding large-core needle biopsy limitations. Pathologists must correctly identify benign conditions and avoid nonspecific diagnoses for better patient outcomes.
Area of Science:
- Pathology
- Radiology
- Breast Imaging
Background:
- Large-core needle biopsy is crucial for breast lesion management.
- Histopathologic interpretation presents common challenges in differentiating benign from malignant conditions.
Purpose of the Study:
- To highlight sampling and histopathologic limitations in large-core needle breast biopsy.
- To emphasize the importance of accurate diagnosis for effective lesion management.
Main Methods:
- Review of common diagnostic challenges in breast core biopsies.
- Discussion of mammographic-histopathologic correlations.
- Identification of benign breast conditions mimicking malignancy.
Main Results:
- Key challenges include differentiating hyperplasia types, sampling microcalcifications, distinguishing phyllodes tumors, and assessing in situ components.
- Benign entities like focal fibrosis, apocrine metaplasia, sclerosing adenosis, and fat necrosis can mimic discrete masses.
- Acceptable histopathologic results require correlation with mammographic findings.
Conclusions:
- Understanding biopsy limitations is critical for successful breast lesion management.
- Pathologists should avoid nonspecific diagnoses when discrete findings are present.
- Absence of a discrete finding warrants repeat biopsy.