Malignancy diagnosed during pregnancy

This study will follow 3,000 young women (ages 15-39) with cancer to understand how treatments like chemotherapy and immunotherapy impact their fertility, pregnancy outcomes, and quality of life. Researchers will also look at the safety and success of fertility preservation metho…

This study will follow 2,200 young women (aged 40 or younger) who had breast cancer and carry a mutation in a breast cancer gene other than BRCA1/2. Researchers want to see if getting pregnant after diagnosis affects the cancer's return. The study does not test any drug or treatm…