Snapshot An 8-year-old boy is brought to the pediatrician by his mother for behavioral concerns. His mother states that she has always had trouble with him at home. He cannot sit still, he loses things all the time, and he is very disorganized. Sometimes when she reprimands him it seems like he is not even paying attention. He has also had trouble making friends. Recently, the patient's teacher called because he has not been turning in assignments, he blurts out things without being called on, and he disrupts the students next to him by talking. Introduction Overview login to view 1 more bullet Epidemiology Demographics login to view 2 more bullets ETIOLOGY Associated conditions login to view 5 more bullets Presentation Symptoms login to view 26 more bullets Studies Hearing and vision test login to view 1 more bullet Serum labs login to view 2 more bullets DIAGNOSIS Clinical diagnosis by above DSM-V criteria login to view 1 more bullet Treatment Medical login to view 18 more bullets Prognosis ~50% will have symptoms into adulthood