The Doppelgänger phenomenon and death:a peculiar case of homicide by a subject with first-episode psychosis
作者机构：Section of Forensic Medicine and Forensic SciencesUniversity of PaviaPaviaItaly Department of Health SciencesUniversity of GenoaGenoaItaly S.C.Medicina Legale UA.O.U.Cittàdella Salute e della Scienza di TorinoTurinItaly Department of EducationPsychologyCommunication University Aldo Moro of BariBariItaly Department of Public Health and Pediatric SciencesLegal Medicine UnitUniversity of TurinTurinItaly
出 版 物：《Forensic Sciences Research》 (法庭科学研究（英文）)
年 卷 期：2022年第7卷第4期
页 面：798-802页
核心收录：
学科分类：0301[法学-法学] 1002[医学-临床医学] 100205[医学-精神病与精神卫生学] 10[医学]
主 题：Forensic sciences forensic psychiatry homicide first-episode psychosis Doppelgänger delusional disorder criminal responsibility
摘 要：The Doppelgänger phenomenon refers to the experience of a direct encounter with one’s self,characteriswed by:(i)the perception of a figure with one’s own identical physical features;or(ii)the apprehension that the perceived figure shares the same personality and *** Doppelgänger does not only look like the same person,it is his/her *** perceptual element is usually a hallucination,although occasionally a false perception of an actual figure may be *** phenomenon has been described in individuals suffering from overwhelming fear,severe anxiety or intoxication,epilepsy,as well as in the sleep-wakefulness *** has also been reported in major *** fear of imminent death often precedes the Doppelgänger *** report presents the case of a 30-year-old man,Mr.Y,who was stabbed to death by Mr.X,his“double.The aggressor and his victim,although not related,were truly doubles;remarkably,they shared the same name and surname,age,professional activity and place of ***,they attended the same sports center but barely knew each *** forensic psychiatric evaluations in Mr.X,subsequent to the crime committed,were suggestive of a psychotic *** case is unique in the scientific *** the most serious psychotic forms,the issue of the“doublecalls into question not only the dissociative processes involved in the etiopathogenesis of the disorder,but also bio-psycho-social elements,as well as personal data in this case,which made the victim and the aggressor“identical.In the context of psychopathological functioning,the delusional mood(Wahnstimmung)that precedes the development of delirium is a sort of gateway to an impending psychotic illness,involving delusional awareness or mood(atmosphere).In psychosis,splitting is the main issue and this influence is seen as an evil,foreign,apocalyptic and unknown side no longer recognised as belonging to the self even in a physical *** such a situation,it is
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