Chronic SUNA


Attacks of SUNA occurring for more than one year without remission, or with remission periods lasting less than 3 months.

Diagnostic criteria:
  1. Attacks fulfilling criteria for 3.3.2 Short-lasting unilateral neuralgiform headache attacks with cranial autonomic symptoms, and criterion B below
  2. Occurring without a remission period, or with remissions lasting <3 months, for at least 1 year.