Conditions Similar to ADHD
Several conditions may be confused with, or appear along with, ADHD. Those suspected of having ADHD should have a complete evaluation, including a physical examination, to help determine exactly what is contributing to the problematic behaviors.
Among the possible causes of ADHD-like behavior are:
It is also quite common for other medical conditions to occur along with ADHD. In fact, it has been estimated that nearly 75% of adults with ADHD have another condition that complicates the diagnosis and management of the ADHD. For example, some studies have shown:
For children with ADHD, academic difficulties are common. Other problems among children include:
- Learning disabilities; data from the 1997-98 National Health Interview Survey suggests roughly half of children ages 6-11 may also have a learning disorder.
- Conduct and oppositional defiant disorder which manifest as disruptive or even criminal behavior
- Depression and anxiety
- Relationship problems with peers; estimates are as high as 21% of the number of children with ADHD (versus 2% of children without ADHD) whose behavior interferes with friendships. This may result in depression, anxiety, substance abuse problems, and delinquency as teenagers.