Background This narrative review aims to broaden our understanding of the epidemiology,
burden and clinical spectrum of cluster headache based on updated findings with a global …

Aim Treatment for cluster headache is currently based on a trial-and-error approach. The
available preventive treatment is unspecific and based on few and small studies not …

Background Cluster headache exists diagnostically in a chronic and episodic variant
between which patients can convert. We aimed to describe how many patients change …

The cluster headache is a primary headache characterized by attacks of unilateral pain
associated with ipsilateral cranial autonomic features. These attacks recur in clusters during …

Primary headaches are more prevalent and associated with several risk factors, such as
chronic diseases, unhealthy lifestyles, smoking, caffeine intake, work, and stress. However …

Pre-cluster symptoms (PCSs) are symptoms preceding cluster bouts and might have
implications for the treatment of cluster headache (CH). This study investigated the …

Cluster headache, characterised by attacks of severe, recurrent, unilateral headache and
ipsilateral cranial autonomic symptoms, remains a primary headache with an elusive …

Background Cluster headache presents in an episodic and chronic form, between which
patients can convert during the course of disease. We aimed to quantify the rate of cluster …

Cluster headache (CH) is one of the worst primary headaches that remain underdiagnosed
and inappropriately treated. There are recent advances in the understanding of this disease …

Background Chronic cluster headache (CCH) is a debilitating primary headache disorder.
Occipital nerve stimulation (ONS) has shown the potential to reduce attack frequency, but …