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Long-term Prognosis of Cluster Headache: a Retrospective Cohort Study
Cluster headache is a syndrome characterized by disabling headache and accompanying autonomic symptoms. Despite cluster headache is called "suicide headache", its natural history has not been well investigated. The investigators aimed to investigate its disease course, overall prognosis, and treatment pattern in retrospective cohort.
Details
| Lead sponsor | Samsung Medical Center |
|---|---|
| Status | UNKNOWN |
| Enrolment | 70 |
| Start date | 2016-04 |
| Completion | 2021-04 |
Conditions
- Cluster Headache
- Disease Course
Interventions
- Any treatment for cluster headache
Primary outcomes
- overall prognosis — at least 5 years after the first visit
active disease: at least one bout within the past 5 years Remission: no headache for 5 years and twice of the usual remission period - Changes in the length of active/inactive periods — at least 5 years after the first visit
- Changes in seasonal and diurnal predilections — at least 5 years after the first visit
- Changes in autonomic symptoms — at least 5 years after the first visit
- Changes in treatment responses — at least 5 years after the first visit
Countries
South Korea