References

1. Volpe CM, Raffetto JD, Collure DW, Hoover EL, Doerr RJ. Unilateral male breast masses: cancer risk and their evaluation and management. Am Surg. 1999; 65(3):250-3.

2. Scheike O. Male breast cancer 5. Clinical manifestations in 257 cases in Denmark. Br J Cancer 1973; 28(6)552-61.

3. Petridou E, Giokas G, Kuper H, Mucci LA, Trichopoulos D. Endocrine correlates of male breast cancer risk; a case control study in Athens, Greece. Br J Cancer 2000; 83(9):1234-7.

4. Donegan WL, Perez-Mesa CM. Carcinoma of the male breast; a 30 year review of 28 cases. Arch Surg 1973; 106(3):273-9.

5. Hill A, Yagmur Y, Tran KN, Bolton JS, Robson M, Borgen PI. Localized male breast carcinoma and family history. An analysis of 142 patients. Cancer 1999; 86(5):821-5.

6. Appelbaum AH, Evans GF, Levy KR, Amirkhan RH, Schumpert TD. Mammographic appearances of male breast disease. Radiographics 1999; 19(3):559-68.

7. Di Benedetto G, Pierangeli M, Bertani A. Carcinoma of the male breast: an underestimated killer. Plast Reconstr Surg. 1998; 102(3):696-700.

8. Scott-Conner CE, Jochimsen PR, Menck HR, Winchester DJ. An analysis of male and female breast cancer treatment and survival amongst demographically identical pairs of patients. Surgery 1999;126(4):275-80.

9. Kraybill WG, Kaufman R, Kinne D. Treatment of advanced male breast cancer. Cancer 1981;47(9):2185-9.

Acknowledgement:
The Authors wish to acknowledge the use of Saudi Aramco Medical Services Organization facilities for the data and the study, which resulted in this paper. The Authors are employed by Saudi Aramco during the time study was conducted and paper written.