Short-lasting unilateral neuralgiform headache attacks with conjunctival injection and tearing (SUNCT)

1. At least 20 attacks fulfilling criteria B-D
2. Attacks of unilateral orbital, supraorbital or temporal stabbing or pulsating pain lasting 5-240 seconds
3. Pain is accompanied by ipsilateral conjunctival injection and lacrimation
4. Attacks occur with a frequency from 3 to 200 per day
5. Not attributed to another disorder