The consequences are very variable from one person to another, in function of its harm, the importance of iq deficits and/or behavioral disorders.
Some children do not present special events and require a follow-up of security. They will develop communication skills and self-reliance that will enable them to adulthood, to be independent and have a job.
For children with more severe forms of the disease, the support can be significant and have consequences on the everyday life, especially in cases of uncontrolled epilepsy, intellectual disability or autism spectrum disorder, which diminish the autonomy of the person.
Sometimes the impacts are not related to the handicap, but to the constraints related to the support. The time schedule of taking medications, consultations, medical and paramedical challenge and question of the project outputs or activities, which may be difficult to accept for the other members of the family. The monitoring and ongoing care that must be provided for children with also have an impact on the professional life of the parents (absenteeism, leave, childcare, part-time work, etc.).
The impact may also be related to harm in any way less serious on the medical plan, but difficult to accept, such as the aesthetic damage caused skin disorders in adolescents.
The best to be happy or at least live well with the disease without too much undergo is to be informed at best (follow-up, symptoms, ...) for not to be unprepared in the case of evolution and to stay positive, enjoy the small moments of positive change.