[Obsessive-compulsive disorder in a patient with septum pellucidum cyst. Psychiatric and psychologic case study].

The aim of this paper is to introduce the bases of neurobiology, embryology and pathology of one of the important structures of the limbic system-septum pellucidum. The presented patient was diagnosed with a septum pellucidum cyst, OCD and depression. The following diagnostic methods have been applied: Beck Depression Inventory, Ways of Life, Rorschach test, Subscales: Similarities, Comprehension, Digit Span of the Wechsler Intelligence Scale, Long-term Memory Subscale of the Choynowski's Memory Scale, verbal fluence test, Rey Complex Figure, Diagnosis of Brain Damages (Weidlich, Lamberti).