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Mirrored-self misidentification is the delusional belief that one's reflection in the mirror is another person – typically a younger or second version of one's self, a stranger, or a relative. [1] This delusion occurs most frequently in patients with dementia [ 2 ] and an affected patient maintains the ability to recognize others' reflections ...
Clonal pluralization of the self, where a person believes there are multiple copies of themselves, identical both physically and psychologically, but physically separate and distinct. [11] Clinical lycanthropy is the belief that one is turning or has turned into an animal. It is considered a delusional misidentification of the self. [12]
Mirrored-self misidentification: the belief that one's reflection in a mirror is some other person. Reduplicative paramnesia: the belief that a familiar person, place, object, or body part has been duplicated. For example, a person may believe that they are, in fact, not in the hospital to which they were admitted, but in an identical-looking ...
Little detail is known about the specific causes of delusional companion syndrome. It is thought that damage to the neocortex may be the direct cause of this psychosis. . Shanks and Venneri (2002) found unique and abnormal blood flow centred in the right parietal lobe of three patients with Alzheimer's dis
A delusion [a] is a false fixed belief that is not amenable to change in light of conflicting evidence. [2] As a pathology, it is distinct from a belief based on false or incomplete information, confabulation, dogma, illusion, hallucination, or some other misleading effects of perception, as individuals with those beliefs are able to change or readjust their beliefs upon reviewing the evidence.
Clinical lycanthropy is a type of delusional misidentification syndrome of the self, and it often overlaps with other delusional misidentification syndromes. [13] For example, there is a case study of a psychiatric patient who had both clinical lycanthropy and Cotard delusion .
In 1946, Otto Fenichel concluded that "the projection of the superego is most clearly seen in ideas of reference and of being influenced....Delusions of this kind merely bring to the patient from the outside what his self-observing and self-critical conscience actually tells him." [9]
The Capgras delusion is classified as a delusional misidentification syndrome, a class of beliefs that involves the misidentification of people, places, or objects. [2] It can occur in acute, transient, or chronic forms. Cases in which patients hold the belief that time has been "warped" or "substituted" have also been reported. [3]