Obsessive compulsive disorder (OCD) treatment

Roxanne has been diagnosed with obsessive compulsive disorder (OCD).

How is obsessive-compulsive disorder (OCD) diagnosed? There’s no test for OCD. A healthcare provider makes the diagnosis after asking you about your symptoms. The provider uses criteria explained in the Diagnostic and Statistical Manual of Mental Disorders, 5th Edition (DSM-V).

What type of psychotherapy has been shown to be the most effective for Roxanne’s disorder?