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[Treatment of cluster headache]
A Pradalier1, G Baudesson, D Vincent
1Service de médecine interne IV, centre migraine et céphalées, hôpital Louis-Mourier, 178, rue des Renouillers, 92700 Colombes, France.
Summary
Cluster headache (CH) is a severe periodic pain disorder. Effective acute treatments include oxygen and sumatriptan, while various medications and surgery offer prophylactic options for refractory cases.
Area of Science:
- Neurology
- Pain Medicine
- Headache Disorders
Context:
- Cluster headache (CH) is a debilitating neurological condition characterized by severe, unilateral head pain.
- It presents in episodic and chronic forms, affecting 0.1-0.4% of the population.
- Current understanding lacks a unified hypothesis for CH's pain, autonomic features, and periodicity.
Purpose:
- To review the pathophysiology, acute treatments, and prophylactic strategies for cluster headaches.
- To discuss the limitations of current treatments and the role of surgery in refractory cases.
Summary:
- Acute CH attacks are effectively treated with oxygen inhalation and subcutaneous sumatriptan, which acts on 5HT1B/D receptors to reduce neuropeptide release.
- Prophylactic treatments for CH include corticosteroids, verapamil, methysergide, and lithium carbonate, though side effects and lack of robust studies pose challenges.
- Radiofrequency trigeminal rhizotomy offers a surgical option for drug-resistant CH, with a reported 70% efficacy rate.
Impact:
- Provides a comprehensive overview of cluster headache management, aiding clinicians in treatment selection.
- Highlights the need for further research into the underlying mechanisms and development of more effective therapies.
- Emphasizes the importance of considering surgical interventions for patients with treatment-resistant cluster headaches.