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

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Palinopsia in patients with migraine: a case-control study.

Vincenzo Belcastro¹, Letizia Maria Cupini, Ilenia Corbelli

¹University of Perugia, Italy. vincenzobelcastro@libero.it

Cephalalgia : an International Journal of Headache

|June 2, 2011

Summary

Palinopsia, a visual perseveration, affects nearly 10% of migraine patients, occurring more frequently in migraine with aura. This visual phenomenon may be underdiagnosed in migraineurs.

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Area of Science:

Neurology
Ophthalmology
Neuroscience

Background:

Migraine is a common neurological disorder.
Palinopsia, characterized by visual perseveration, is a rare visual disturbance.
The prevalence of palinopsia in migraine patients is not well-established.

Purpose of the Study:

To investigate the frequency of palinopsia in patients experiencing migraine.
To compare the occurrence of palinopsia between migraine with aura and migraine without aura subtypes.
To explore the relationship between palinopsia and migraine attack frequency.

Main Methods:

A structured interview/questionnaire was administered to 63 patients with migraine with aura (MwA), 137 patients with migraine without aura (MwoA), and 226 healthy controls.
Data were collected on the presence of palinopsia and migraine characteristics.
Statistical analyses were performed to determine frequencies and associations.

Main Results:

Palinopsia was reported by 9.5% of migraine patients (19/200).
The frequency was higher in MwA (14.2%) compared to MwoA (6.6%) (p = 0.002).
Patients with palinopsia experienced significantly lower migraine attack frequency (p < 0.0001).

Conclusions:

Palinopsia appears to be underdiagnosed in the migraine population.
Migraineurs may have an increased susceptibility to developing recurrent visual perseveration.
Further research is warranted to understand the link between migraine and palinopsia.