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The contralateral breast in ipsilateral breast carcinoma
1Baltimore County General Hospital, Randallstown, MD 21133.
Southern Medical Journal
|September 1, 1990
Summary
Managing contralateral breast cancer is crucial. A study found 36% of bilateral mastectomies revealed contralateral carcinoma, highlighting the need for careful management of the opposite breast in breast cancer patients.
Area of Science:
- Oncology
- Surgical Pathology
Background:
- Contralateral breast carcinoma presents a significant clinical challenge in patients initially diagnosed with ipsilateral breast cancer.
- Understanding the incidence and risk factors for contralateral breast cancer is essential for effective patient management.
Purpose of the Study:
- To evaluate the incidence of contralateral breast carcinoma in patients undergoing bilateral mastectomy.
- To analyze risk factors and pathological findings in the contralateral breast.
Main Methods:
- Review of literature concerning contralateral breast carcinoma incidence, autopsy studies, and biopsy results.
- Analysis of a series of 343 breast carcinoma cases, including data from unilateral and bilateral mastectomies.
- Examination of pathological findings in prophylactic and therapeutic contralateral mastectomies.
Main Results:
- In 110 bilateral mastectomies, 36% showed contralateral carcinoma and 21% showed Consensus Added Risk Factors (CARF).
- Prophylactic contralateral mastectomy in 59 cases revealed carcinoma in 15% and CARF in 22%.
- Contralateral mastectomy for clinical/radiographic indications in 51 cases showed carcinoma in 61% and CARF in 20%.
Conclusions:
- A significant proportion of contralateral breasts harbor carcinoma or risk factors, even when not clinically apparent.
- The findings support the consideration of contralateral breast management strategies beyond routine surveillance.