Kraepelinian classification — MRCPsych Paper A MCQ

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EasyHistory and classificationKraepelinian classificationMRCPsych Paper A

A history seminar discusses the distinction between dementia praecox and manic-depressive insanity as a foundation for later psychiatric nosology. Which figure is most associated with this distinction?

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Correct answer: D — Emil Kraepelin

Emil Kraepelin is correct. His influential nosology distinguished dementia praecox, broadly ancestral to the modern concept of schizophrenia, from manic-depressive insanity, which encompassed recurrent affective illnesses. The distinction relied substantially on longitudinal course and outcome rather than symptoms at a single assessment and became known as the Kraepelinian dichotomy. Sigmund Freud developed psychoanalytic theory rather than this descriptive classification. John Bowlby is associated with attachment theory, Aaron Beck with cognitive therapy, and Ivan Pavlov with classical conditioning. Although modern evidence challenges a strict separation between psychotic and affective disorders, the historical distinction asked about is unequivocally associated with Kraepelin.

Reference: Royal College of Psychiatrists History of Psychiatry Special Interest Group. A History of Confusion: Breaking the Stranglehold of Schizophrenia on Catatonia. News and Notes, May 2023, p. 37. https://www.rcpsych.ac.uk/docs/default-source/members/sigs/hopsig/newsletters/news-and-notes-spring-2023.pdf?sfvrsn=9b9cfd1_4