| persecutory type of paranoid disorder | One of the most common of the types of paranoid disorders, it involves a single theme or series of connected themes, such as being conspired against, cheated, spied on, followed, poisoned or drugged, maligned, harassed, or obstructed in the pursuit of long-term goals; small slights may be exaggerated and become the focus of a delusional system. See: paranoia. Compare: paranoid personality disorder. (05 Mar 2000) |
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| grandiose delusion | A delusion in which one believes himself possessed of great wealth, intellect, importance and/or power, a common feature of schizophrenia. (27 Sep 1997) |
| somatic delusion | A delusion having reference to a nonexistent lesion or alteration of some organ or part of the body; sometimes indistinguishable from hypochondriasis. (05 Mar 2000) |
| nihilistic delusion | A delusion in which one imagines that the world and all that relates to it have ceased to exist. Synonym: nihilistic delusion. (05 Mar 2000) |
| delusion | A false belief, seen most often in psychosis (for example schizophrenia). (27 Sep 1997) |
| delusion of control | Delusion of being controlled, a delusion in which one experiences one's feelings, impulses, thoughts, or actions as not one's own, but as being imposed on by some external force. Synonym: delusion of passivity. (05 Mar 2000) |
| delusion of grandeur | A delusion in which one believes himself possessed of great wealth, intellect, importance and/or power, a common feature of schizophrenia. (27 Sep 1997) |
| delusion of negation | A delusion in which one imagines that the world and all that relates to it have ceased to exist. Synonym: nihilistic delusion. (05 Mar 2000) |
| delusion of passivity | Delusion of being controlled, a delusion in which one experiences one's feelings, impulses, thoughts, or actions as not one's own, but as being imposed on by some external force. Synonym: delusion of passivity. (05 Mar 2000) |
| delusion of persecution | A false notion that one is being persecuted, characteristic symptom of paranoid schizophrenia. (27 Sep 1997) |
| delusion of reference | A delusional idea that external events, etc., refer to the self. (05 Mar 2000) |
| systematised delusion | A delusion that is logically constructed from a false premise and embraces a specific sector of the patient's life. (05 Mar 2000) |
| encapsulated delusion | A delusion that usually relates to one specific topic or belief but does not pervade an individual's life or level of functioning. (05 Mar 2000) |
| expansive delusion | A delusion in which one believes himself possessed of great wealth, intellect, importance and/or power, a common feature of schizophrenia. (27 Sep 1997) |
| unsystematised delusion | One of a group of apparently discrete, disconnected delusion's. (05 Mar 2000) |