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Preferred term

psychotic disorders  

Definition

  • The term psychosis was first used in the medical literature by Ernest von Feuchtersleben in his textbook Principles of Medical Psychology (1847). Originally, the concept was defined broadly to include any impairment of the higher mental functions. [Source: Encyclopedia of Psychology and Law; Psychotic Disorders]

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https://concepts.sagepub.com/social-science/concept/psychotic_disorders

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