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Mayo Clinic: "Cluster Headache"

  This article contains a number of sections which offer a very good overview of the ailment including signs and symptoms, treatments, prevention, and others.

Michigan Head-Pain and Neurological Institute

   Frequently asked questions about cluster headache. "What clinical features distinguish cluster from migraine headache?" This page provides a comprehensive guide for those who are uncertain about the differences in headache types.

Headache Guide Teri Robert's article "Exploding Eye: Cluster Headaches" found at About.com.

  This article offers an excellent description of CH and its treatment. Bonus features: the definition of terms relating to CH and the three versions of a cluster headache diary.

From Help for Headaches

  A graphic description of the pain of cluster headache.

From the eMedicine Journal, December 21, 2001, Volume 2, Number 12

"Background: Cluster headache (CH) is an idiopathic syndrome consisting of recurrent brief attacks of sudden, severe, unilateral periorbital pain. Pathophysiology: The pathophysiology of CH is not understood entirely. Its typical periodicity has been attributed to hypothalamic (particularly suprachiasmatic nuclei) hormonal influences...

The American Headache Society

  This site offers a detailed list of the characteristics of cluster headache.

Ailments with Similar Symptoms

From eMedicine - Chronic Paroxysmal Hemicrania

   "Chronic paroxysmal hemicrania (CPH) is also known as Sjaastad syndrome. It was first described in 1974 by Sjaastad and Dale..."

Trigeminal Neuralgia

   From the Trigeminal Neuralgia Association: "TN (Trigeminal Neuralgia) is a pain that is described as among the most acute known to mankind. TN produces excruciating, lightning strikes of facial pain, typically near the nose, lips, eyes or ears..."

Temporal Arteritis

  From Temporal Arteritis and Polymyalgia Rheumatica Issue: April 1, 2000

"What is temporal arteritis? - Temporal arteritis is the most common form of giant cell arteritis, a condition in which some arteries become tender and swollen. Arteries are blood vessels that carry oxygen through the body.

Temporal arteritis affects the arteries that are above and in front of the ears on both sides of the head. The symptom most common with temporal arteritis is headache. Some patients might feel pain while chewing or may even lose their eyesight..."

Hemicrania continua

   From NINDS: "Hemicrania continua is a rare form of chronic headache marked by continuous pain on one side of the face that varies in severity. Superimposed on the continuous but fluctuating pain are occasional attacks of more severe pain."

Interesting Information

The Whole Brain Atlas

  "An illustrated guide to the essential basics of clinical neuroscience created in conjunction with the first-year course for medical students."

Last modified: March 2008

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