Diagnostic criteria

  1. At least five attacks fulfilling criteria B-D
  2. Headache attacks lasting 4-72 hours (untreated or unsuccessfully treated)
  3. Headache has at least two of the following characteristics:
    1. Unilateral location
    2. Pulsating quality
    3. Moderate or severe pain intensity
    4. Aggravation by or causing avoidance of routine physical activity (e.g., walking or climbing stairs)
  4. During headache, at least one of the following:
    1. Nausea and/or vomiting
    2. Photophobia and phonophobia
  5. Not attributed to another disorder

Table adapted from Headache Classification Subcommittee of the International Headache Society. The International Classification of Headache Disorders: 2nd edition. Cephalalgia 2004;24 Suppl 1:8-151.

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