Ethical challenges in treating mother and fetus when cancer complicates pregnancy.

This article evaluates the complicated scenario for physicians when they must advise pregnant oncology patients and their families. Included in this discussion are a review of literature that addresses both maternal and fetal rights and an analysis of metaphysical considerations unique to this situation. Additionally, there is a presentation of philosophical ideations, including an introduction to the ethical principles of autonomy, beneficence, and authenticity, which are offered in an attempt to increase the physician's comfort level with this very difficult task.