What rare genetic variants are considered in the breast and ovarian cancer models?

Why does the CanRisk Tool sometimes fail to process pedigrees with loops?

How do you define ovarian cancer?

Why don't some CanRisk Tool results match results obtained with earlier versions of the CanRisk Tool or the BOADICEA Web Application?

Can the CanRisk Tool be used to estimate breast cancer risks for both breasts after a patient has developed a first breast cancer?