Headache

SUNCT Syndrome

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SUNCT Syndrome, SUNCT Headache, Short-Lasting Unilateral Neuralgiform Headache Attacks with Conjunctival Injection or Tearing, SUNA Headache, Short-Lasting Unilateral Neuralgiform Headache Attacks with Cranial Autonomic Symptoms

  • Classification
  1. Short duration
  2. Trigeminal Autonomic Cephalgia
    1. Headaches similar to Cluster Headache
    2. Unilateral trigeminal distribution symptoms with autonomic features
  • Symptoms
  1. Region
    1. Unilateral orbital, supraorbital or temporal Headache
  2. Characteristics
    1. Stabbing or pulsating pain
  3. Timing
    1. Duration <4 minutes per episode
    2. Recurrs for 3-200 attacks/day
  4. Associated Symptoms (autonomic findings)
    1. Ipsilateral Conjunctival injection
    2. Ipsilateral Lacrimation
  • Differential Diagnosis
  • Management
  1. No established definitive management
  2. See Cluster Headache for potential management options