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Related Experiment Video

Updated: Aug 3, 2025

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

[Temporary and persistent visual phenomena in neurology].

Ozan E Eren^1,2, Andreas Straube³

¹Neurologie, München Klinik Bogenhausen, München, Deutschland.

|April 11, 2023

Summary

This summary is machine-generated.

Visual disturbances are common neurological complaints. This review covers frequent visual phenomena, including migraine aura and underdiagnosed persistent visual issues like visual snow syndrome, differentiating them through patient history and diagnostics.

Keywords:

Alice in wonderland syndrome Aura, visual Charles Bonnet syndrome Migraine disorders Visual snow syndrome

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Last Updated: Aug 3, 2025

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Published on: April 14, 2014

A Novel Approach for Documenting Phosphenes Induced by Transcranial Magnetic Stimulation

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Area of Science:

Neurology
Ophthalmology
Neuroscience

Context:

Visual phenomena are frequent neurological presentations.
Diagnosis often relies on detailed patient history, including onset, course, symptoms, and visual field manifestation (monocular vs. binocular).
Migraine aura is a common differential diagnosis.

Purpose:

To present frequent visual phenomena encountered in neurological practice.
To discuss differential diagnoses for these visual disturbances.
To highlight potentially underdiagnosed persistent visual phenomena.

Summary:

This article reviews common temporary and persistent visual phenomena presenting to neurologists.
Key entities discussed include visual aura in migraine, visual snow syndrome, Hallucinogen Persisting Perception Disorder, and Charles Bonnet Syndrome (CBS).
Diagnostic approaches emphasize structured anamnesis, with instrumental diagnostics primarily used for exclusion but can be indicative in specific cases like CBS or epilepsy.

Impact:

Aims to improve the diagnosis of underrecognized conditions like visual snow syndrome and CBS.
Provides a practical guide for clinicians managing patients with visual complaints.
Enhances understanding of the differential diagnosis of visual phenomena in neurology.