Breast cancer case using tamoxifen during pregnancy: a case report and literature review

  • Kamal Eldein H. Mohamed
  • Sarah Mirghani
Keywords: Breast cancer, Tamoxifen, Teratogenic effects


This is a case of 32 years old nulliparous female who was diagnosed in November 2004 as a case of carcinoma of the right breast , luminal A , (Estrogen Receptor positive Progesterone receptor negative, Her 2 negative, Ki67 10 %), poorly differentiated invasive ductal cancer, TNM stage,T2 N0 MO. She had a wide local excision and axillary clearance. As she is a case of low risk early stage luminal A breast cancer; she was not given chemotherapy, instead she had a course of external irradiation and was put on Tamoxifen (Astra Zeneca, 20 mg daily), and was advised not to get pregnant during this treatment, but she got pregnant and delivered normally a healthy infant, although Tamoxifen is potentially teratogenic.

Keywords: Breast cancer, Tamoxifen, Teratogenic effects


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eISSN: 1858-5051