Folie à deux and Homicide for the Holidays

Nothing says home for the holidays like a series of murders committed by family members with a shared delusion. So sit back, sip your hot apple cider or spiked egg nog, and revel in family dysfunction worse than your own.{Well! There is an actual TV show calledHomicide for the Holidays, which I did not know. Kind of makes my title seem derivative... but it was coincidental.}“Folie à deux”, orShared Psychotic Disorder, was a diagnosis in DSM-IV-TR:(A) A delusion develops in an individual in the context of a close relationship with another person(s), who has an already-established delusion. (B) The delusion is similar in content to that of the person who already has the established delusion. (C) The disturbance is not better accounted for by another Psychotic Disorder (e.g., Schizophrenia) or a Mood Disorder With Psychotic Features and is not due to the direct physiological effects of a substance (e.g., a drug of abuse, a medication) or a general medical condition.Folie à deux occurs in the secondary partner, who shares a delusion with the primary partner (diagnosed with schizophrenia, delusional disorder, or psychotic depression). In in DSM-5, folie à deux no longer exists as a specific disorder. Instead, the secondary partner is given a diagnosis of “other sp ecified schizophrenia spectrum and other psychotic disorder” with a specifier: “delusional symptoms in the partner of individual with delusional disorder” (APA, 2013).The...
Source: The Neurocritic - Category: Neuroscience Authors: Source Type: blogs