They can decrease when approaching, increase when moving away.Īccording to the content, visual hallucinations are elementary – smoke, fog, flashes, lightning, sparks simple – static simple objects complex – dynamic phenomena united by an idea. Pseudo-hallucinatory images are projected in subjective space – in front of the eyes, to the side of the gaze. They are perceived as something abnormal, subjective, do not have the properties of objective reality, arise for no reason, are violent or intrusive, intertwined with delusional ideas of influence. Another kind of symptom is pseudohallucinations. True hallucinations are assimilated with real objects, for example, insects are perceived crawling on a wall. They cannot change or be driven out by willpower (like unpleasant thoughts).Īnother feature of visual hallucinations is the projection of images outside.
Unlike memories, fantasies, ideas, hallucinations occur spontaneously, without a reason, regardless of the will of the patient. Hallucinating patients can stare at empty walls for a long time, dismiss the vision, avoid it, bypass it, changing the original route.
They are perceived as real objects, so the behavior of patients is determined by the content of false perceptions. Visual hallucinations are the second most common after auditory hallucinations.
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