But because of the baby, the treatment has become difficult to plan and is more different. Chemotherapy, radiotherapy and hormone therapy are not performed. But if you have been diagnosed with inflammatory breast cancer, you may need to terminate the pregnancy, since chemotherapy is a must. Removal of cancer tissue by surgical procedure, on the other hand, usually does not pose a risk to the baby. But the cancerous tissue must be completely removed, and breast-conserving surgery cannot be performed, because radiation therapy is essential after breast-conserving surgery.