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Published on: June 2, 2014
[Chronic daily headache--history, epidemiology, clinic and future]
Aleksandra Katarzyńska1, Izabela Domitrz
1Katedra i Klinika Neurologii, Warszawski Uniwersytet Medyczny, ul. Banacha 1a, 02-097 Warszawa.
Insights
Chronic daily headache (CDH) affects 3-5% of the population and encompasses various primary and secondary headache disorders. Treatment involves trigger reduction and preventive medications, with antidepressants being most common.
Area of Science:
- Neurology
- Pain Medicine
Context:
- Chronic daily headache (CDH) is a prevalent condition affecting 3-5% globally.
- It encompasses diverse primary and secondary headache disorders, not a single diagnosis.
- Common forms include transformed migraine and medication-overuse headaches.
Purpose:
- To define and categorize chronic daily headaches.
- To outline common types and challenges in CDH management.
- To highlight key therapeutic strategies and their underlying mechanisms.
Summary:
- CDH is defined by headache frequency (≥15 days/month for ≥3 months).
- Primary CDH includes transformed migraine, chronic tension-type headache, new daily persistent headache, and hemicrania continua.
- Treatment focuses on trigger reduction and preventive medications like antidepressants, antiepileptics, and beta-blockers.
Impact:
- Antidepressants are frequently used, suggesting central serotonergic pathways are key in CDH pathophysiology.
- Understanding CDH subtypes is crucial for effective management.
- This research underscores the importance of targeted preventive therapies for chronic headache sufferers.
Abstract:
Chronic daily headache (CDH) is not a diagnosis but a category that contains many disorders representing primary and secondary headaches. CDH is defined as headaches which occur more often than 15 days per month for at least 3 months. Approximately 3 to 5 percent of the population worldwide has daily or near-daily headaches. Primary CDH of long duration includes transformed migraine, chronic tension-type headache, new daily persistent headache, and hemicrania continua. Transformed migraine and medication-overuse headaches are among the most common and challenging of the CDH disorders. Treatment of CDH focuses on reduction of headache triggers and use of preventive medications such as antidepressants, antiepileptic drugs and beta-blockers. Antidepressants are the most common preventive medications for all types of CDH, which suggests that central serotoninergic neurotransmission can be an important factor in the pathophysiology of chronic pain syndromes.
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