Practical for Group D

Delusion An abnormal belief which is held with absolute subjective certainty, which requires no external proof, which may be held in the face of contradictory evidence, and which has personal significance and importance to the individual concerned. Excluded are those beliefs which can be understood as part of the subject's cultural or religious background. While the content is usually demonstrably false and bizarre in nature, this is not invariably so.


First-rank symptoms (of schizophrenia)A group of symptoms originally described by Schneider which are useful in the diagnosis of schizophrenia. They are neither pathognomic for, nor specific, to schizophrenia and are also seen in organic and affective psychoses. There are 11 symptoms in 4 categories:Auditory hallucinationsVoices heard arguing Thought echo ˜Running commentaryвDelusions of thought interferenceThought insertionThought withdrawalThought broadcastingDelusions of controlPassivity of affectPassivity of impulsePassivity of volitionsSomatic passiviDelusional perceptionA primary delusion of any content that is reported by the patient as having arisen following the experience of a normal perception.