secondary delusion

...Delusions are distinguished from superstitions, obsessions, and dominant ideas in that the belief is personal, the irrationality is not recognized, and no special feelings are recognized behind it. From the standpoint of understanding psychology, delusions are broadly divided into (1) primary delusions (true delusions, primary delusions) that cannot be understood psychologically, and (2) secondary delusions (delusional ideas, secondary delusions, delusion-like reactions) that can be understood from the patient's emotions, psychological state, and the personality's reaction to the environment. Primary delusions are further divided into delusional perceptions, delusional ideas, and delusional moods. ...

*Some of the terminology that mentions "secondary delusion" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…その確信が個人的であり，不合理性が自覚されず，背後に帰すべき特別な感情は認められない点で，迷信や強迫観念，優格(支配)観念とは区別される。妄想は了解心理学の立場から，(1)心理的に了解できない一次妄想primary delusion(真正妄想，原発妄想)と，(2)患者の感情，心理状況，ある性格者の環境への反応などから了解できる二次妄想secondary delusion(妄想的観念，続発妄想，妄想様反応)とに大別される。一次妄想は，さらに妄想知覚，妄想着想，妄想気分に分けられる。…

※「secondary delusion」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報