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  • Body dysmorphic disorder is a psychiatric disorder in which the affected person is excessively concerned about and preoccupied by an imagined or minor defect in his or her physical features.
  • delusions of reference involve people having a belief or perception that irrelevant, unrelated or innocuous phenomena in the world refer to them directly or have special personal significance.
  • Fregoli delusion is a rare disorder in which a person holds a delusional belief that different people are in fact a single person who changes appearance or is in disguise.
  • Capgras delusion is a disorder in which a person holds a delusional belief that a friend, spouse or other close family member, has been replaced by an identical-looking impostor.
  • Clinical lycanthropy is defined as a rare psychiatric syndrome which involves a delusion that the affected person can or has transformed into an animal, or that he or she is an animal.
  • Cotard delusion is a rare neuropsychiatric disorder in which a person holds a delusional belief that he or she is dead, does not exist, is putrefying or has lost his/her blood or internal organs. Rarely, it can include delusions of immortality.
  • Delusional jealousy is a psychiatric disorder in which a person holds a delusional belief that their spouse or sexual partner is being unfaithful.
  • Intermetamorphosis is the belief that people in one's environment swap identities with each other whilst maintaining the same appearance.
  • Subjective doubles is when a person believes there is a doppelg√§nger or double of him or herself carrying out independent actions.
  • Mirrored self-misidentification is the belief that one's reflection in a mirror is some other person.
  • Reduplicative paramnesia is 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 hospital in a different part of the country.
  • Somatoparaphrenia is the delusion where one denies ownership of a limb or an entire side of one's body (often connected with stroke).
  • Syndrome of delusional companions is the belief that objects (such as soft toys) are sentient beings.
  • Delusion of control is a belief that another person, group of people, or external force controls one's thoughts, feelings, impulses, or behavior.
  • Nihilistic delusion A delusion whose theme centers on the nonexistence of self or parts of self, others, or the world. A person with this type of delusion may have the false belief that the world is ending.
  • Delusion of guilt or sin is a feeling of remorse or guilt of delusional intensity. A person may, for example, believe that he or she has committed some horrible crime and should be punished severely.
  • Delusion of mind being read The belief that other people can know one's thoughts.
  • Delusion of reference The person falsely believes that insignificant remarks, events, or objects in one's environment have personal meaning or significance. For instance, a person may believe that he or she is receiving special messages from newspaper headlines.
  • Persecutory delusions These are the most common type of delusions and involve the theme of being followed, harassed, cheated, poisoned or drugged, conspired against, spied on, attacked, or obstructed in the pursuit of goals.
  • Religious delusion Any delusion with a religious or spiritual content.
  • Somatic delusion A delusion whose content pertains to bodily functioning, bodily sensations, or physical appearance. Usually the false belief is that the body is somehow diseased, abnormal, or changed.
  • Clonal pluralization of the self is where a person believes there are multiple copies of him or herself, identical both physically and psychologically.
  • delusional parasitosis is where a person believes that they are infested with parasites, whereas in reality no such parasites are present.
  • Erotomania is a rare type of delusion in which the subject believes that another person is in love with him or her.
  • Folie √† deux is a rare psychiatric syndrome in which a symptom of psychosis (particularly a paranoid or delusional belief) is transmitted from one individual to another.
  • Grandiose delusions are a type of delusion characterized by fantastical beliefs that one is famous, omnipotent, or otherwise very powerful. Delusions of grandeur are generally fantastic, often with a supernatural, science-fictional, or religious bent (for example, belief that one is an incarnation of Jesus Christ).
jun 2 2009 ∞
jun 6 2009 +