People who have had a brain injury also are at higher risk for OCD.
Obsessive-compulsive disorder****(OCD). Many people with anxiety also have OCD. People with OCD have persistent, involuntary thoughts, worries, or urges. OCD might occur because of genetics and structural differences in the brain. People who have had a brain injury also are at higher risk for OCD. Symptoms often are triggered by stressful experiences.