Headache

Original Editor - Rachael Lowe

Top Contributors - Admin, Kapil Narale, Kim Jackson, Fasuba Ayobami, Jo Etherton, Vidya Acharya, Evan Thomas and WikiSysop  

Classification

The most recognised classification for headache is from the International Headache Society.  The International Classification of Headache Disorders (ICHD) is an in-depth hierarchical classification of headaches containing explicit diagnostic criteria for headache disorders. They classify headaches into primary, secondary, cranial neuralgias and primary facial pain as outlined below:

Primary Headaches

• Migraine Headaches
• Tension-type headache
• Cluster Headaches
• Other primary headaches
  

Secondary Headaches

• Headache attributed to head and/or neck trauma - Cervicogenic Headaches
• Headache attributed to cranial or cervical vascular disorder
• Headache attributed to non-vascular intracranial disorder
• Headache attributed to a substance or its withdrawal
• Headache attributed to infection
• Headache attributed to disorder of homoeostasis
• Headache or facial pain attributed to disorder of cranium, neck, eyes, ears, nose, sinuses, teeth, mouth or other facial or cranial structures
• Headache attributed to psychiatric disorder
  

Cranial Neuralgias Central and Primary Facial Pain and Other Headaches

• Cranial neuralgias and central causes of facial pain
• Other headache, cranial neuralgia, central or primary facial pain
  

Key Evidence

add text here relating to key evidence with regards to any of the above headings

Resources

The International Headache Classification (ICHD-2)

WHO Factsheet on Headache Disorders

Epidemiology and Impact of Headache and Migraine

Recent Related Research (from Pubmed)

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