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Synesthesia

Synesthesia

Synesthesia is a remarkable condition where stimulation of one sensory or cognitive pathway leads to automatic, involuntary experiences in a second sensory or cognitive pathway. People with synesthesia experience a blending or crossing of their senses, such as sight and sound, leading to cross-modal sensations. In this condition, the stimulation of one sense, such as hearing a number or musical note, triggers an experience of another sense, like sensing a specific color, taste, or smell. People...

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Related Experiment Video

Updated: Jun 6, 2026

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache

Published on: June 2, 2014

Synesthesia and migraine: case report.

Karl B Alstadhaug¹, Espen Benjaminsen

¹Department of Neurology, Nordlandssykehuset, Bodø, Norway. karl.bjornar.alstadhaug@nlsh.no

|December 9, 2010

Summary

This summary is machine-generated.

Synesthesia, a mixing of senses, can occur exclusively during visual migraine auras. This case study suggests anomalous cortical processing may underlie this rare acquired synesthesia.

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Area of Science:

Neuroscience
Perceptual Psychology

Background:

Synesthesia is a perceptual phenomenon involving the mixing of senses.
Visual migraine aura is a common neurological event.
This study presents a unique case of synesthesia linked to migraine auras.

Observation:

A 40-year-old woman with a history of cyclic mood disorder experienced synesthesia during visual aura phases.
Specific triggers, like bright light, elicited sensory mixing.
The patient reported tasting lemon when exposed to bright light, accompanied by salivation.

Findings:

The patient exhibited acquired synesthesia exclusively during visual migraine auras.
This specific presentation offers new insights into sensory processing.
The phenomenon was transient and linked to the migraine aura phase.

Implications:

This case supports the hypothesis of anomalous cortical processing in synesthesia.
Understanding synesthesia in migraine may reveal shared neural mechanisms.
Further research into acquired synesthesia can illuminate brain function.