A visual hallucination is a vivid visual experience occurring without corresponding external stimuli in an awake state. These experiences are involuntary...

Visual release hallucinations, also known as Charles Bonnet syndrome or CBS, are a type of psychophysical visual disturbance in which a person with partial...

perception) is given some additional significance. Hallucinations can occur in any sensory modality—visual, auditory, olfactory, gustatory, tactile, proprioceptive...

the visuals observed in the model's first stage. Klüver's form constants have appeared in other drug-induced and naturally occurring hallucinations, suggesting...

"open-eye" hallucinations of the same compounds. Similar hallucinations that occur due to loss of vision are called "visual release hallucinations". There...

they are discussed e.g. under visual hallucinations. Optical illusions, as well as multi-sensory illusions involving visual perception, can also be used...

years or decades before other symptoms. Other core features are visual hallucinations, marked fluctuations in attention or alertness, and parkinsonism...

vivid visual hallucinations that typically occur in dark environments and last for several minutes. Unlike some other kinds of hallucinations, the hallucinations...

An auditory hallucination, or paracusia, is a form of hallucination that involves perceiving sounds without auditory stimulus. While experiencing an auditory...

Tactile hallucination is the false perception of tactile sensory input that creates a hallucinatory sensation of physical contact with an imaginary object...

an external source. It is comparable to Charles Bonnet syndrome (visual hallucinations in visually impaired people) and some have suggested this phenomenon...

risk in visual illusions and hallucinations. Complex (formed) visual hallucinations are more worrisome than simple visual hallucinations or visual illusions...

In the field of artificial intelligence (AI), a hallucination or artificial hallucination (also called bullshitting, confabulation or delusion) is a response...

disorder in which a person experiences apparent lasting or persistent visual hallucinations or perceptual distortions after using drugs, including but not limited...

and 68%. During the early 20th century, auditory hallucinations were second to visual hallucinations in frequency, but they are now the most common manifestation...

or macropsia. Micropsia is an abnormal visual condition, usually occurring in the context of visual hallucination, in which the affected person sees objects...

Phantom eye syndrome (PES) is a phantom pain in the eye and visual hallucinations after the removal of an eye (enucleation, evisceration). Many patients...

LSD art is any art or visual displays inspired by psychedelic experiences and hallucinations known to follow the ingestion of LSD (lysergic acid diethylamide...

Anomalous experiences, such as so-called benign hallucinations, may occur in a person in a state of good mental and physical health, even in the apparent...

considered a face hallucination and is included under the umbrella of complex visual hallucinations. Unlike other forms of hallucinations such as peduncular...

(pseudḗs) 'false, lying' + hallucination) is an involuntary sensory experience that is vivid enough to be perceived as a hallucination, but is recognised by...

neuropsychiatric symptoms, impaired cognition, sleep disorders, and visual hallucinations. The Lewy body dementias—dementia with Lewy bodies (DLB), and Parkinson's...

cause the neurons in the visual cortex to fire, resulting in magnetophosphenes (magnetically induced visual hallucinations). Manykin et al. have suggested...

regression (school) 8 Arm immobilization 9 Anosmia to ammonia 10 Hallucinated voice 11 Negative visual hallucination (Three Boxes) 12 Post-hypnotic amnesia...

Lilliputian hallucinations are hallucinations of small humans, animals, or fantasy entities. They are usually visual in nature, but are also often multimodal...

depression, delusional disorder, delusions of grandeur, auditory-visual hallucinations, paranoia, Geschwind syndrome (Paul especially) and abnormal experiences...

in users. Psychosis manifests as disorientation, visual hallucinations and/or haptic hallucinations. It is a state in which a person's mental capacity...

also called an olfactory hallucination or a phantom odor, is smelling an odor that is not actually there. This hallucination is intrinsically suspicious...

psilocybin-induced hallucinations is suggestive of a functional resemblance between artificial neural networks and particular layers of the visual cortex. Neural...

Visual snow syndrome (VSS) is an uncommon neurological condition in which the primary symptom is visual snow, a persistent flickering white, black, transparent...