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Hamartomas of the breast
M W Jones1, H J Norris, E S Wargotz
1Department of Gynecologic, Armed Forces Institute of Pathology, Washington, District of Columbia 20306-6000.
Surgery, Gynecology & Obstetrics
|July 1, 1991
Summary
Breast hamartomas present as distinct masses and exhibit diverse pathological features, including benign breast disease and adipose tissue. Accurate diagnosis requires careful clinicopathologic correlation.
Area of Science:
- Pathology
- Oncology
- Radiology
Background:
- Hamartomas are benign breast neoplasms composed of disorganized but mature tissue elements.
- These lesions can mimic malignant tumors clinically and mammographically, necessitating accurate diagnosis.
Purpose of the Study:
- To analyze the clinical and pathological characteristics of 17 breast hamartomas.
- To describe the varied microscopic patterns and identify heterologous elements within these tumors.
- To emphasize the importance of clinicopathologic correlation for accurate diagnosis.
Main Methods:
- Retrospective review of clinical and pathological findings from 17 surgically excised breast hamartomas.
- Detailed histopathological examination to identify tissue components and microscopic patterns.
- Correlation of clinical presentation and mammographic findings with pathological diagnoses.
Main Results:
- All 17 hamartomas were identified as discrete masses clinically and on mammography.
- Pathological findings were diverse, including fibrocystic disease, adenolipoma, and fibroadenoma with fat or lobules.
- Heterologous elements such as cartilage and smooth muscle were identified in some lesions.
- Four distinct microscopic patterns of breast hamartoma were described.
Conclusions:
- Breast hamartomas present as distinct masses with varied histopathological features.
- The presence of heterologous elements can be observed in breast hamartomas.
- Close clinicopathologic correlation is essential for the accurate diagnosis of breast hamartomas.