Chronic daily headache (CDH): clinical features
Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .
Chronic daily headache (CDH): clinical features. Headaches occurring for ≥15 days a month. Fully referenced neurology checklist.
Characteristics
- Headaches occurring for ≥15 days a month
- They recur for 3 consecutive months
CDH with attack duration <4 hours
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CDH with attack duration ≥4 hours
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