[Becoming a father in the face of symbolic wounds in filiation: a case of male infertility].

With the intention of having a child and the subsequent question of filiation, "becoming a mother" as well as "becoming a father" always involve a risk. In both men and women, the plan to have a child or to become pregnant can lead to the revival of unresolved conflicts that can question the very organisation of their being. Sterility then comes as a defence against the risk of collapse.