In a first pregnancy, the results of these hormonal changes permanently alter the structure of the breast. Interruption during the first trimester of a first pregnancy causes a cessation of cell differentiation, which may result in a subsequent increase in the risk of cancerous growth in these tissues. Well I think we're a long ways away from that. An increased risk of breast cancer would undoubtedly impact the decision making process for many women considering an abortion. Withholding vital information, which is needed to make an informed choice about health matters, is paternalistic censorship.
Women have a right to know all of the risks associated with induced abortion.