[The impact of genetic counseling on the fertility of couples].

The authors from two independent patterns, genetic counselling on the one hand, familial study on the other hand show that the procreation rate of parents with affected children with spina bifida, digestive malformations and autosomal recessive diseases depend especially on the motherhood eagerness, on the mothers' age, on the family composition and on the possibilities of prenatal diagnosis effort to severely suffered parents before.