Adhd Assessments Adhd assessments are required to ensure proper diagnosis and treatment. These assessments are comprised of several parts that include Emotional assessments, structured clinical, and Neuropsychological assessments. Evaluation of T.O.V.A The Test of Variables of Attention (TOVA) assessment is an electronic, time-based test designed to diagnose attention deficit disorders. https://vuf.minagricultura.gov.co/Lists/Informacin%20Servicios%20Web/DispForm.aspx?ID=8568006