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Topic: Cluster headache

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	Medical information about cluster headaches
		Cluster headache is now firmly established as a distinctive syndrome (Table 6-1) whose recognition is important, since it is likely to be responsive to treatment.
		Lithium is beneficial for the cluster headache syndrome and ineffectual in migraine.
		It is believed by many observers that in cluster headache, involvement of the third-order neuron accounts for Horner's syndrome, which occurs as the result of distention of the wall of the internal carotid artery in the carotid canal, thus compressing the sympathetic plexus that invests the carotid wall.
	www.clusterheadaches.com /about.html (7217 words)

	National Headache Foundation: Cluster Headache
		Cluster is one of the least common types of headache, and the cause is unknown.
		Cluster headaches are not associated with the gastrointestinal disturbances or sensitivity to light that is found in migraine.
		The patient with episodic cluster headaches should be started on prophylactic therapy as early as possible in the series in order to curtail the length of the cluster period and decrease the severity of the headaches.
	www.headaches.org /consumer/topicsheets/clusterheadache.html (904 words)

	Cluster headache - Wikipedia, the free encyclopedia
		Cluster headaches are rare, extremely painful and debilitating headaches that occur in groups or clusters.
		Medically, cluster headaches are considered benign, but because of the extreme and often debilitating pain associated with them, a severe attack is nevertheless treated as a medical emergency by doctors who are familiar with the condition.
		During the onset of a cluster headache, the most rapid abortive treatment is the inhalation of pure oxygen (12-15 litres per minute in a non-rebreathing apparatus).
	en.wikipedia.org /wiki/Cluster_headache (2140 words)

	Cluster Headache Information on Healthline
		Cluster headaches are characterized by an intense one-sided pain centered by the eye or temple.
		Cluster headaches afflict less than 0.5% of the population and predominantly affect men; approximately 80% of sufferers are male.
		Histamine is another suspected trigger of cluster headaches, and this response may be controlled with vitamin C and the bioflavonoids quercetin and bromelain (pineapple enzyme).
	www.healthline.com /galecontent/cluster-headache (875 words)

	Cluster Headache - Preventive Medications
		Cluster sufferers, in general, desire to be on preventive medication during the cluster cycle.
		With episodic cluster headache, we utilize medication only when the headaches begin, as it is not worthwhile to keep patients on medication all year for intermittent headaches.
		Cluster patients occasionally respond to phenelzine, but this medication is more useful in severe migraine and daily headache patients when the standard treatments are ineffective.
	www.headachedrugs.com /archives/preventivemeds.html (3971 words)

	Cluster Headache and other Headache Types & Causes - Michigan Head Pain And Neurological Institute (Site not responding. Last check: 2007-10-25)
		Cluster headache is a periodic (30-90 minute) attack of severe pain, primarily localized to the eye, temple, forehead, or cheek region.
		The term "cluster headache" was originally used to describe the clustering or sequence of bouts of painful attacks that occur from weeks to months at a time and then spontaneously terminate.
		The neurological examination of cluster headache is normal, except for changes during the headache that might include eyelid drooping, pupillary change, etc. There are no specific diagnostic tests for cluster headache, although provocation with alcohol is considered a key and reliable feature.
	www.mhni.com /faqs_cluster.html (1461 words)

	From the Cleveland Clinic: Cluster Headaches
		Cluster headaches are the least common type of headaches, affecting less than 1 in 1,000 people.
		Cluster headaches usually are not caused by an underlying brain condition such as a tumor or aneurysm.
		Cluster headaches are not typically associated with nausea or vomiting.
	www.webmd.com /content/article/46/1826_50688.htm (1106 words)

	Cluster Headache
		For many years, cluster headache was called by a variety of names, such as migrainous neuralgia, histaminic headache, red migraine, and Horton’s headache.
		Cluster headache is characterized by cycles or series of painful attacks that occur daily for periods lasting 2 to 3 months.
		Another distinguishing feature of cluster headaches are the associated symptoms that occur on the same side as the pain.
	www.diamondheadache.com /article_archives/cluster_headache.html (674 words)

	Headaches - Overview, Types, Causes - neurologychannel
		Headache is a term used to describe aching or pain that occurs in one or more areas of the head, face, mouth, or neck.
		Headache involves the network of nerve fibers in the tissues, muscles, and blood vessels located in the head and at the base of the skull.
		Severe, sudden, and debilitating secondary headache that develops after a blow to the head, that interferes with normal activity, or that accompanies other symptoms (e.g., convulsions, disorientation, dizziness, loss of consciousness, pain in the eye or ear, fever) should be evaluated by a physician as soon as possible.
	www.neurologychannel.com /headache (575 words)

	MedlinePlus Medical Encyclopedia: Cluster headaches
		Cluster headaches affect one side of the head (unilateral) and may be associated with tearing of the eyes and nasal congestion.
		Cluster headaches are a fairly common form of chronic, recurrent headache.
		Cluster headaches may be diagnosed by your health care provider based on the symptoms and a physical examination.
	www.nlm.nih.gov /medlineplus/ency/article/000786.htm (983 words)

	Cluster Headache (Site not responding. Last check: 2007-10-25)
		Cluster headaches are very painful one-sided headaches that tend to occur in clusters of several headaches in a short period of time, after which there may be no headaches for weeks or months.
		Cluster headaches that continue for more than one year without remission, or with remissions lasting less than 14 days, are considered to be chronic and are very difficult to treat.
		Cluster headache and lifestyle: remarks on a population of 374 male patients.
	www.kroger.com /hn/Concern/Cluster_Headache.htm (1405 words)

	Cluster Headaches -- familydoctor.org (Site not responding. Last check: 2007-10-25)
		Cluster headaches typically occur at the same time each day for several weeks, until the "cluster period" is over.
		Cluster headaches do not appear to be related to other illnesses or to diseases of the brain.
		During a cluster period, it is important to keep to your usual routine, remain calm and avoid changing your sleep pattern.
	familydoctor.org /035.xml (753 words)

	CLUSTER HEADACHE TREATMENT & RELIEF
		Cluster headache is not a common headache disorder, and like most pain problems it is difficult to objectively measure the degree of suffering.
		Cluster triggers are unusual in that they do not seem to induce the affliction when the subject is not in the midst of a cycle.
		Cluster sufferers rely on doctors to relieve their pain, yet many complain that very few even know what a cluster headache is, their efforts are generally ineffective, and they often lack compassion.
	thinktwice.com /clusters.htm (1620 words)

	Cluster headache
		Cluster headaches are very intense headaches that start in the area around one eye, then spread to nearby areas of the face.
		Although the exact mechanism behind cluster headaches remains a mystery, researchers believe that these headaches may be related to abnormal cell activity in a region of the brain known as the hypothalamus.
		Cluster headaches usually last a half-hour to three hours and occur one to three times daily for four to eight weeks.
	www.aetnapharmacy.com /AP/ihtAP/r.WSHIW000/st.9339/t.9720.html (748 words)

	Cluster headache - CNN.com
		The most common autonomic response to a cluster headache is excessive tearing and redness of the eye on the side of the head affected by the pain.
		Cluster headache can be frightening to the person affected by it and to his or her family and friends.
		The intense pain of a cluster headache is centered behind or around the eye, an area that's served by the trigeminal nerve, a major pathway for pain.
	www.cnn.com /HEALTH/library/DS/00487.html (3852 words)

	Cluster Headache : Cluster Migraine Headache : Discovery Health
		The excruciating stabbing pain of a cluster headache arrives suddenly, lasts from 15 minutes to several hours and comes in "clusters" of headaches extending anywhere from a week to a year.
		Most medications work too slowly to be an effective cluster headache migraine treatment, and the pain is too severe to respond to over-the-counter medications.
		Lithium Carbonate: Lithium carbonate has been found to be effective in treating chronic cluster headaches, possibly due to its ability to its impact on the electrical system within the brain.
	health.discovery.com /centers/headaches/cluster/cluster.html (386 words)

	Cluster headache
		Cluster headache is a synonym to erythroprosopalgia and Bing-Horton's neuralgia (although it is of no neuralgic origin).
		The pains come in clusters, that is in periods of time when the patient suffers pain, whereas else he doesn't have a headache at all.
		On the side of the headache frequently the following occurs: The eye and the pupil gets smaller, the eye becomes red and tears, the nose becomes congested or runs, the forehead is sweating (as can be the whole head or the upper part of the body) and may become red.
	ourworld.compuserve.com /homepages/Ulrich_Oswald/cluster.htm (690 words)

	Cluster headache - WrongDiagnosis.com
		Detailed information about the causes of Cluster headache including medication causes and drug interaction causes can be found in our causes pages.
		With a diagnosis of Cluster headache, it is also important to consider whether there is an underlying condition causing Cluster headache.
		The prognosis of Cluster headache may include the duration of Cluster headache, chances of complications of Cluster headache, probable outcomes, prospects for recovery, recovery period for Cluster headache, survival rates, death rates, and other outcome possibilities in the overall prognosis of Cluster headache.
	www.wrongdiagnosis.com /c/cluster_headache/intro.htm (964 words)

	Cluster headache Encyclopedia of Medicine - Find Articles (Site not responding. Last check: 2007-10-25)
		The constant factor is the pain, which transcends by far the distress of the more common tension-type headache or even that of a migraine headache.
		However, episodic cluster headaches occur during 1- to 5-month periods followed by 6- to 24-month attack-free, or remission, periods.
		Episodic cluster headaches seem to be linked to changes in day length, possibly signaling a connection to the so-called biological clock.
	www.findarticles.com /p/articles/mi_g2601/is_0003/ai_2601000325 (824 words)

	Headache - Wikipedia, the free encyclopedia
		A headache (medically known as cephalalgia, sometimes spelled as cephalgia) is a condition of pain in the head; sometimes neck or upper back pain may also be interpreted as a headache.
		Headaches have a wide variety of causes, ranging from eye strain, sinusitis and tension to life-threatening conditions such as encephalitis, meningitis, cerebral aneurysms and brain tumors (although up to 99% of headaches have a benign cause).
		Not all headaches require medical attention, and respond with simple analgesia (painkillers) such as paracetamol/acetaminophen or members of the NSAID class (such as aspirin/acetylsalicylic acid or ibuprofen).
	en.wikipedia.org /wiki/Headache (1091 words)

	Headache Information Page: National Institute of Neurological Disorders and Stroke (NINDS)
		Migraine headaches are usually characterized by severe pain on one or both sides of the head, an upset stomach, and, at times, disturbed vision.
		Traction and inflammatory headaches are symptoms of other disorders, ranging from stroke to sinus infection.
		This is particularly true for headaches caused by inflammation, including those related to meningitis as well as those resulting from diseases of the sinuses, spine, neck, ears, and teeth.
	www.ninds.nih.gov /disorders/headache/headache.htm (620 words)

	Cluster headache definition - Medical Dictionary definitions of popular medical terms
		The episodic and acute forms of cluster headache may transform into one another, so it seems most likely that they are merely different-appearing clinical patterns of one and the same disease.
		Although the mechanisms underlying cluster headache and migraine may have a degree of commonality, cluster headache looks to be different and distinct as a disease from migraine.
		Migraine, tension, and cluster headaches are primary headaches.
	www.medterms.com /script/main/art.asp?articlekey=6542 (358 words)

	LSD and Psilocybin Research
		Cluster headaches are a rare, severely painful form of headache that is related to but different from the more common migraine.
		Up to 30% of people with cluster headaches cannot prevent headaches from occurring with conventional prophylactic treatments, and because there are limits on the number of daily doses of triptans for treating headaches as they occur, some people may not be able to stop every headache they have once it occurs.
		London's Guardian publishes a positive article by Mark Honigsbaum, "Headache sufferers flout new drug law- Calls for clinical trials and rethink of legislation as patients claim that magic mushrooms can relieve excruciating condition." MAPS' effort to sponsor research into the use of LSD and psilocybin in treating cluster headaches is favorably mentioned.
	www.maps.org /research/cluster/psilo-lsd (2374 words)

	Cluster Headache
		Cluster headache is far less common than migraine headache or tension headache.
		Cluster headaches begin far more dramatically, however, and remain quite unique in their course over time.
		Most people get their first cluster headache at age 25 years, although they may experience their first attacks in their teens to early 50s.
	www.emedicinehealth.com /cluster_headache/article_em.htm (216 words)

	Cluster headache - MayoClinic.com
		A striking feature of cluster headache is that the attacks occur in cyclical patterns, or clusters — which gives the condition its name.
		Cluster headache can affect people at any age but is most common between ages 20 and 40.
		Although cluster headache attacks are extremely painful, they're not life-threatening.
	www.mayoclinic.com /health/cluster-headache/DS00487 (248 words)

	Symptoms of Cluster headache - CureResearch.com
		This symptom information has been gathered from various sources, may not be fully accurate, and may not be the full list of symptoms of Cluster headache.
		Furthermore, symptoms of Cluster headache may vary on an individual basis for each patient.
		Symptoms of Cluster headache: Cluster headaches, named for their repeated occurrence over weeks or months at roughly the same time of day or night in clusters, begin as a minor pain around one eye, eventually spreading to that side of the face.
	www.cureresearch.com /c/cluster_headache/symptoms_printer.htm (321 words)

	Cluster Headache
		Cluster Headache (a form of Trigeminal Autonomic Cephalagias)
		Cluster headache variant: (Medina and Diamond) multiple jabs with background vascular headache without headache free interval.
		Lithium 300 to 1200 mg per day in divided dose, for chronic Cluster headache.
	www.neuroland.com /ha/cluster.htm (236 words)

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