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60 relations: Adaptation (eye), Afterimage, Alice in Wonderland syndrome, Benignity, Brain abscess, Brightness, Cerebral arteriovenous malformation, Cerebral cortex, Cerebral infarction, Cerebral polyopia, Clomifene, Closed-head injury, Contrast (vision), Cortical dysplasia, Creutzfeldt–Jakob disease, CT scan, Efficacy, Entoptic phenomenon, Epileptic seizure, Eye movement, Fixation (visual), Functional magnetic resonance imaging, Hallucinatory palinopsia, Hallucinogen persisting perception disorder, Halo (optical phenomenon), Hyperglycemia, Idiopathic disease, Illusory palinopsia, Intracerebral hemorrhage, Intracranial aneurysm, Lesion, Macropsia, Micropsia, Migraine, Mirtazapine, Motion perception, Natural history of disease, Nefazodone, Neoplasm, Neurotransmitter, Nuclear medicine, Oral contraceptive pill, Oscillopsia, Pathology, Pelopsia, Perfusion scanning, Perseveration, Photopsia, Prescription drug, Psychophysics, ..., Risperidone, Saccadic masking, Stimulus (psychology), Teleopsia, Topiramate, Trazodone, Visual field, Visual memory, Visual perception, Visual snow. Expand index (10 more) »
Adaptation (eye)
In ocular physiology, adaptation is the ability of the eye to adjust to various levels of light.
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Afterimage
An afterimage is an image that continues to appear in one's vision after the exposure to the original image has ceased.
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Alice in Wonderland syndrome
Alice in Wonderland syndrome is a disorienting neuropsychological condition that affects perception.
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Benignity
Benignity (from Latin benignus "kind, good", itself deriving from bonus "good" and genus "origin") is any condition that is harmless in the long run.
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Brain abscess
Brain abscess (or cerebral abscess) is an abscess caused by inflammation and collection of infected material, coming from local (ear infection, dental abscess, infection of paranasal sinuses, infection of the mastoid air cells of the temporal bone, epidural abscess) or remote (lung, heart, kidney etc.) infectious sources, within the brain tissue.
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Brightness
Brightness is an attribute of visual perception in which a source appears to be radiating or reflecting light.
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Cerebral arteriovenous malformation
A cerebral arteriovenous malformation (cerebral AVM, CAVM, cAVM) is an abnormal connection between the arteries and veins in the brain—specifically, an arteriovenous malformation in the cerebrum.
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Cerebral cortex
The cerebral cortex is the largest region of the cerebrum in the mammalian brain and plays a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.
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Cerebral infarction
A cerebral infarction is an area of necrotic tissue in the brain resulting from a blockage or narrowing in the arteries supplying blood and oxygen to the brain.
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Cerebral polyopia
Cerebral diplopia or polyopia describes seeing two or more images arranged in ordered rows, columns, or diagonals after fixation on a stimulus.
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Clomifene
Clomifene, also known as clomiphene, is a medication used to treat infertility in women who do not ovulate.
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Closed-head injury
Closed-head injury is a type of traumatic brain injury in which the skull and dura mater remain intact.
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Contrast (vision)
Contrast is the difference in luminance or colour that makes an object (or its representation in an image or display) distinguishable.
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Cortical dysplasia
Focal cortical dysplasia (FCD) is a congenital abnormality of brain development where the neurons in an area of the brain failed to migrate in the proper formation in utero.
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Creutzfeldt–Jakob disease
Creutzfeldt–Jakob disease (CJD) is a universally fatal brain disorder.
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CT scan
A CT scan, also known as computed tomography scan, makes use of computer-processed combinations of many X-ray measurements taken from different angles to produce cross-sectional (tomographic) images (virtual "slices") of specific areas of a scanned object, allowing the user to see inside the object without cutting.
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Efficacy
Efficacy is the ability to get a job done satisfactorily.
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Entoptic phenomenon
Entoptic phenomena (from Greek ἐντός "within" and ὀπτικός "visual") are visual effects whose source is within the eye itself.
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Epileptic seizure
An epileptic seizure is a brief episode of signs or symptoms due to abnormally excessive or synchronous neuronal activity in the brain.
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Eye movement
Eye movement includes the voluntary or involuntary movement of the eyes, helping in acquiring, fixating and tracking visual stimuli.
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Fixation (visual)
Fixation or visual fixation is the maintaining of the visual gaze on a single location.
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Functional magnetic resonance imaging
Functional magnetic resonance imaging or functional MRI (fMRI) measures brain activity by detecting changes associated with blood flow.
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Hallucinatory palinopsia
Hallucinatory palinopsia (Greek: palin for "again" and opsia for "seeing") is a subtype of palinopsia, a visual disturbance defined as the persistent or recurrence of a visual image after the stimulus has been removed.
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Hallucinogen persisting perception disorder
Hallucinogen persisting perception disorder (HPPD) is a disorder characterized by a continual presence of sensory disturbances, most commonly visual, that are reminiscent of those generated by the use of hallucinogenic substances.
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Halo (optical phenomenon)
Halo (from Greek ἅλως, halōs) is the name for a family of optical phenomena produced by sunlight interacting with ice crystals suspended in the atmosphere.
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Hyperglycemia
Hyperglycemia, or high blood sugar (also spelled hyperglycaemia or hyperglycæmia) is a condition in which an excessive amount of glucose circulates in the blood plasma.
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Idiopathic disease
An idiopathic disease is any disease with an unknown cause or mechanism of apparently spontaneous origin.
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Illusory palinopsia
Illusory palinopsia (Greek: palin for "again" and opsia for "seeing") is a subtype of palinopsia, a visual disturbance defined as the persistence or recurrence of a visual image after the stimulus has been removed.
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Intracerebral hemorrhage
Intracerebral hemorrhage (ICH), also known as cerebral bleed, is a type of intracranial bleed that occurs within the brain tissue or ventricles.
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Intracranial aneurysm
Intracranial aneurysm, also known as brain aneurysm, is a cerebrovascular disorder in which weakness in the wall of a cerebral artery or vein causes a localized dilation or ballooning of the blood vessel.
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Lesion
A lesion is any abnormal damage or change in the tissue of an organism, usually caused by disease or trauma.
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Macropsia
Macropsia (also known as megalopia) is a neurological condition affecting human visual perception, in which objects within an affected section of the visual field appear larger than normal, causing the person to feel smaller than they actually are.
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Micropsia
Micropsia is a condition affecting human visual perception in which objects are perceived to be smaller than they actually are.
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Migraine
A migraine is a primary headache disorder characterized by recurrent headaches that are moderate to severe.
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Mirtazapine
Mirtazapine, sold under the brand name Remeron among others, is an atypical antidepressant which is used primarily in the treatment of depression.
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Motion perception
Motion perception is the process of inferring the speed and direction of elements in a scene based on visual, vestibular and proprioceptive inputs.
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Natural history of disease
The natural history of disease is the course a disease takes in individual people from its pathological onset ("inception") until its eventual resolution through complete recovery or death.
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Nefazodone
Nefazodone, sold formerly under the brand names Serzone, Dutonin, and Nefadar among others, is an atypical antidepressant which was first marketed by Bristol-Myers Squibb in 1994 but has since largely been discontinued.
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Neoplasm
Neoplasia is a type of abnormal and excessive growth of tissue.
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Neurotransmitter
Neurotransmitters are endogenous chemicals that enable neurotransmission.
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Nuclear medicine
Nuclear medicine is a medical specialty involving the application of radioactive substances in the diagnosis and treatment of disease.
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Oral contraceptive pill
Oral contraceptives, abbreviated OCPs, also known as birth control pills, are medications taken by mouth for the purpose of birth control.
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Oscillopsia
Oscillopsia is a visual disturbance in which objects in the visual field appear to oscillate.
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Pathology
Pathology (from the Ancient Greek roots of pathos (πάθος), meaning "experience" or "suffering" and -logia (-λογία), "study of") is a significant field in modern medical diagnosis and medical research, concerned mainly with the causal study of disease, whether caused by pathogens or non-infectious physiological disorder.
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Pelopsia
Pelopsia is a vision perception disorder in which objects appear nearer than they actually are.
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Perfusion scanning
Perfusion is the passage of fluid through the lymphatic system or blood vessels to an organ or a tissue.
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Perseveration
Perseveration according to psychology, psychiatry, and speech-language pathology, is the repetition of a particular response (such as a word, phrase, or gesture) regardless of the absence or cessation of a stimulus.
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Photopsia
Photopsia is the presence of perceived flashes of light.
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Prescription drug
A prescription drug (also prescription medication or prescription medicine) is a pharmaceutical drug that legally requires a medical prescription to be dispensed.
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Psychophysics
Psychophysics quantitatively investigates the relationship between physical stimuli and the sensations and perceptions they produce.
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Risperidone
Risperidone, sold under the trade name Risperdal among others, is an antipsychotic medication.
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Saccadic masking
Saccadic masking, also known as (visual) saccadic suppression, is the phenomenon in visual perception where the brain selectively blocks visual processing during eye movements in such a way that neither the motion of the eye (and subsequent motion blur of the image) nor the gap in visual perception is noticeable to the viewer.
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Stimulus (psychology)
In psychology, a stimulus is any object or event that elicits a sensory or behavioral response in an organism.
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Teleopsia
Teleopsia is a vision perception disorder, in which objects appear much farther away than they are.
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Topiramate
Topiramate (brand name Topamax) is an anticonvulsant (antiepilepsy) drug.
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Trazodone
Trazodone, sold under many brand names worldwide, Page accessed Feb 10, 2016 is an antidepressant medication.
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Visual field
The visual field is the "spatial array of visual sensations available to observation in introspectionist psychological experiments".
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Visual memory
Visual memory describes the relationship between perceptual processing and the encoding, storage and retrieval of the resulting neural representations.
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Visual perception
Visual perception is the ability to interpret the surrounding environment using light in the visible spectrum reflected by the objects in the environment.
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Visual snow
Visual snow, also known as visual static, is a proposed condition in which people see white or black dots in parts or the whole of their visual fields.
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Pallinopsia, Visual perseveration.
References
[1] https://en.wikipedia.org/wiki/Palinopsia
