Deep brain stimulation for treatment refractory obsessive-compulsive disorder--a case report.

In the past 30 years it has been a great development in the unders-anding and therapy of obsessive-compulsive disorder. Adequate pharmaco- and cognitive-behavior therapies reduce the symptoms in 40-60% of patients, so a remarkable portion of patients still remains refractory to conventional treatment. Neurosurgery--with it's reversible and irreversible techniques--brought a breakthrough in the therapy of treatment refractory patients.