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Cluster Headache

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What Is a Cluster Headache?

Cluster headache is a rare but severe type of headache that occurs in cyclical patterns or “clusters.” The pain is typically one-sided, intense, and focused around the eye or temple. Attacks often happen at the same time each day and can last 15 minutes to 3 hours.

Cluster headaches can significantly impact daily life due to their severity and frequency.

What Causes Cluster Headache?

The exact cause is not fully understood, but factors include:

  • Abnormalities in the hypothalamus
  • Blood vessel changes around the brain
  • Genetics may play a minor role
  • Triggers such as alcohol, strong smells, or changes in sleep patterns

What Are the Common Symptoms of Cluster Headache?

  • Sudden, severe one-sided head pain around the eye, temple, or forehead
  • Redness or tearing of the eye on the affected side
  • Nasal congestion or runny nose on the affected side
  • Restlessness or agitation during attacks
  • Occurring in cyclical “cluster periods” lasting weeks to months

How Is Cluster Headache Diagnosed?

  • Diagnosis is based on history, pattern, and symptoms
  • Neurological examination may be performed
  • Imaging may be considered to rule out other causes
  • Online GP consultations can assess symptoms and discuss treatment strategies; in-person review may be required for initial diagnosis

How Long Does Cluster Headache Last?

  • Individual attacks usually last 15 minutes to 3 hours
  • Cluster periods may last weeks to months, followed by remission periods
  • Chronic cluster headache can persist without remission

Is Cluster Headache Contagious?

No. Cluster headaches are not contagious.

How to Feel Better and Recover Quickly

Self-Care at Home:

  • Identify and avoid known triggers (e.g., alcohol during cluster periods)
  • Maintain regular sleep patterns
  • Use oxygen therapy if prescribed

Treatment from a GP:

  • Acute treatments: oxygen therapy, triptans
  • Preventive treatments during cluster periods: verapamil, corticosteroids, or other medications
  • Referral to neurology for chronic or severe cases

When Referral Is Needed:

  • First-time severe headache
  • Frequent or prolonged cluster periods
  • Poor response to initial treatment

When to Seek Urgent Medical Help

Seek urgent care if:

  • Sudden, severe headache that is different from usual
  • Neurological symptoms such as weakness, vision loss, or confusion
  • Headache with fever or neck stiffness

How Dr.Online UK Can Help

We offer:

  • Same-day online GP appointments
  • Assessment and guidance for acute and preventive treatment
  • Prescriptions where appropriate
  • Referral to neurology if needed

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