Attention Deficit/Hyperactivity Disorder (ADHD) is a common neurodevelopmental disorder of childhood characterized by inattention, impulsivity and hyperactivity. This condition affects 3% to 5% of school-aged children in the general population. It currently has a major problem about its social and especially school impact. It raises the question of his prognosis and his functional impact in adulthood.

The aim of ours works in to determine the different evolutionary terms to adulthood of hyperactivity attention deficit disorder.

Our study is a cross-sectional epidemiological survey of descriptive type covering all medical records of patients with a history of Attention Deficit / Hyperactivity Disorder (ADHD) in childhood.

We found 80 patients who had an Attention Deficit / Hyperactivity Disorder (ADHD) in childhood.

In 89.7% of cases were men, the average age at the first consultation in adult psychiatry service was 26 years. They were unmarried in 33%. They had a high school education in 28.2%.

The reasons for consultation were in 52% of cases, addictive behaviors (tobacco, alcohol, cannabis).

The ongoing medical monitoring was in 43.8%, irregular.

Patients suffering from ADHD, should benefit of collaboration between child psychologist and psychiatrist for a proper management of trouble and prevent the negative consequences in adulthood.