ADHD Private Diagnosis ADHD Affects the way a person performs. It is a neurodevelopmental issue which can be treated with medication. It is important to remember that this is not an excuse for bad behavior. Psychiatrists have the best tools to identify ADHD. They also have access to a variety http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1372053