Juurisyyharha
Juurisyyharha, literally “root-cause delusion,” is a term used in Finnish psychology and psychiatry to describe a form of delusional thinking in which a person holds that there is a single fundamental cause that explains most events, including those that are unrelated. The belief is typically rigid, oversimplified, and resistant to contradictory evidence.
The term functions as a descriptive concept rather than a formal diagnostic category. It is encountered in
Clinical features commonly associated with juurisyyharha include a fixed, omniscient-sounding belief in one cause, a tendency
Treatment focuses on managing the underlying condition and reducing distress or impairment. Antipsychotic medication is used
See also: delusion, cognitive biases, fundamental attribution error, conspiracy theory.