Applications of gamma knife on the treatment of Obsessive Compulsive Disorder

Obsessive Compulsive Disorder (OCD) is a mental disease with neuropsychiatric influences, on which considerable researches have been done. OCD can rarely be treated with drugs. The obsessions and compulsions of patients with OCD may show up as recurrently hand washing, enumerating something again and again and etc. For a better treatment outcome of OCD, medication and psychotherapy should be applied to patients together. On the other hand, for refractory patients to these treatments, neurosurgery with Gama knife technique may be preferred. In this thesis; the surgical technique of Gama knife for OCD, which has not become widespread yet, and the results obtained from the patients after operation are examined.