How is Turcot syndrome inherited?
The genes related to Turcot syndrome are inherited in a dominant manner. This means that an individual only needs one mutation (change) in a gene in order to have an increased risk for the disease. If a parent has a mutation, there is a 50% chance that each of their children will inherit the mutation. If an individual has a mutation there is a 50% chance that their siblings also have the mutation. Men and women are equally likely to have these mutations and sons and daughters are equally likely to inherit them.