[Genetic Disorders Associated with Migraine and Cerebrovascular Diseases]
1Department of Neurology, Tokyo Dental College Ichikawa General Hospital.
Abstract:
Migraine is a chronic neurological disorder that is clinically characterized by recurrent headache attacks. Approximately 30% of migraine sufferers experience transient neurological symptoms, termed aura. Several monogenic migraine syndromes present with hemiparesis/hemiplegia as an aura. Familial hemiplegic migraine types 1,2, and 3 are registered in the OMIM database. Although the discovery of the genetic abnormalities underlying these syndromes has advanced our understanding of migraine pathogenesis, especially regarding neuronal mechanisms, genome-wide association studies focusing on migraines have also highlighted the importance of vascular dysfunction. Intriguingly, hereditary cerebral small-vessel diseases are frequently associated with migraines. This article reviews the pathophysiological mechanisms of migraines and cerebrovascular diseases (cerebral small vessel disease and moyamoya disease) from the perspective of genetic abnormalities.
Insights
Migraine, a neurological disorder, involves genetic factors affecting both neurons and blood vessels. This review explores genetic links between migraine, hemiplegic migraine, and cerebrovascular diseases.
Area of Science:
- Neurology
- Genetics
- Vascular Biology
Background:
- Migraine is a chronic neurological disorder with recurrent headaches, often accompanied by aura in 30% of patients.
- Familial hemiplegic migraine (FHM) types 1-3 are monogenic disorders linked to specific genetic mutations.
- Genome-wide association studies suggest vascular dysfunction plays a role in migraine pathogenesis.
Purpose of the Study:
- To review the pathophysiological mechanisms of migraine and associated cerebrovascular diseases.
- To examine the role of genetic abnormalities in migraine and cerebrovascular conditions.
- To connect hereditary cerebral small-vessel diseases with migraine susceptibility.
Main Methods:
- Literature review of genetic abnormalities in migraine.
- Analysis of studies on neuronal and vascular mechanisms in migraine.
- Examination of genetic links to cerebral small vessel disease and moyamoya disease.
Main Results:
- Genetic mutations in FHM provide insights into neuronal dysfunction in migraine.
- GWAS studies highlight the significance of vascular dysfunction in migraine.
- Hereditary cerebral small-vessel diseases are frequently comorbid with migraine.
Conclusions:
- Genetic factors significantly influence migraine pathophysiology, impacting both neuronal and vascular systems.
- Understanding genetic links between migraine and cerebrovascular diseases is crucial for targeted therapies.
- Further research into genetic abnormalities can elucidate shared mechanisms between these conditions.
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