Streszczenie:
The article shows unpublished sentence Roman Rota coram Ciani from 2004, March 22nd concerning grave defect of discretion of judgment. As the cause of this grave defect of discretion of judgment, the obsessive-compulsive disorder is shown. This disorder is also called an obsessive-compulsive personality disorder. Logically taken evidence of Rota auditors can be a proper example, how to examine matters related to consensual capability. Detected by expert witness anomaly in the form of the obsessive-compulsive disorder, has not convinced the judges to pass an affrmative sentence. The confrontation of relation prepared by an expert witness with all the evidence deserves attention.