induced psychotic disorder

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shared psychotic disorder

a delusional system that develops in one or more persons as a result of a close relationship with someone who already has a psychotic disorder with prominent delusions. It most commonly involves only two people and then is usually called folie à deux.

in·duced psy·chot·ic dis·or·der

a severe mental disorder brought about by a toxic agent such as a drug or hallucinogen. See: psychosis.
A disorder in which 2 closely related people share a delusional system; e.g., a mother who believes a son who is convinced he’s Jesus Christ

induced psychotic disorder

See Folie à deux.