It is important to look for other disorders which may be present; such as, attention-deficit hyperactivity disorder (ADHD
), learning disabilities, mood disorders
(depression, bipolar disorder) and anxiety disorders. It may be difficult to improve the symptoms of ODD without treating the coexisting disorder." In the book, "The ADD/ ADHD Answer book," by Susan Ashley, she states that 33% of the kids with ADHD also have ODD.