Abstract
Objective
Male breast cancer (MBC) represents < 1% of all breast cancers. Hormone receptors and Her-2/neu status are established prognostic factors in female breast cancer but not yet studied enough in male breast cancer. The aim of the study was to verify the clinico-pathologic profile of male patients with breast cancer including analysis of hormone receptors and Her-2/neu state and its impact on survival rate.
Methods
This is a retrospective study carried on a total of 123 male patients presented to the National Cancer Institute (NCI), Cairo University, Egypt — with breast carcinoma from January 1999 to December 2009.
Results
The patients had a median age of 58 (ranged from 29–92) years. About 39.8% of the patients presented with T4 lesion. At presentation, 12.2% of the cases had metastasis with bone represented 86.7% of metastatic sites. About 92.7% of patients were subjected to modified radical mastectomy and radical mastectomy. Invasive duct carcinoma reported in 91.1%, and 76.4% of the patients had grade II pathology. Hormone profile was reported in 74% of the patients with 71.4% positive ER and 69.2% positive PR. Among 57 cases tested for Her-2/neu, 10.5% were positive. Luminal A was the most common subtype detected in male breast carcinoma patients constituting 66.7%. Comparison with female patients with breast carcinoma revealed some differences regarding stage, hormone profile, Her-2/neu status and breast cancer subtypes. Chemotherapy as adjuvant, neo-adjuvant and metastatic was given for 73.1%, 17.3% and 9.6% of the cases, with 83% of them had an anthracyclin-containing regimen. Sixty-nine patients received radiation treatment, 65.2% and 34.8% of them with adjuvant and palliative aim, respectively. Dose of adjuvant radiotherapy had a median value of 4410 (3400–5000) cGy. Adjuvant hormonal treatment (Tamoxafin) was given for 47 patients all of them with ER and/or PR positive for a median period of 33.5 (4–60) months. The 5-year overall survival (OS), loco-regional control (LRC), metastasis-free survival (MFS) rates were 63%, 68%, and 62%, respectively. Axillary lymph node metastasis and advanced tumor stage significantly worsen all survival rates. While, higher grade was associated with a poor overall survival, this was not reflected on LRC and MFS rates. Adjuvant radiotherapy and chemotherapy had significantly improved all survival rates.
Conclusion
Some gender differences were detected regarding stage, hormone profile, Her-2 state, and tumor subtypes.
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El-Baradie, M., Salama, A., Khorshid, O. et al. Egyptian male breast carcinoma: patients’ hormonal profile, management and outcome. Chin. -Ger. J. Clin. Oncol. 11, 89–98 (2012). https://doi.org/10.1007/s10330-011-0918-0
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DOI: https://doi.org/10.1007/s10330-011-0918-0