cluster headaches…

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brain, hypothalamus, cause of headaches, pain of cluster headache, histamine headache, headache, histamine, migrainous neuralgia, headache, cluster, cluster headaches affect one side, the head, unilateral, tearing, the eyes, nasal congestion, occurs in clusters, happening repeatedly every day, several weeks, remitting, cluster headaches, a fairly common form of chronic, recurrent headache, unlike migraines, affect men more often than women, affect people of any age but, most common between adolescence, middle age, a pattern among families, in the development of cluster headaches, a cluster headache begins, a severe, sudden headache, no specific cause has been found, the disorder, appears to be related to a sudden release of histamine, serotonin by body tissues, onset is sudden, happens most commonly, dreaming, rem, phase of sleep, cluster headaches, occur daily, alternating, periods, headaches, episodic, recur, year, stopping, chronic, experience alternating chronic, episodic phases, who experience cluster headaches, heavy smokers, alcohol use, trigger attacks, glare, stress, certain foods, trigger an attack, swelling under, around the eyes, one eye, on the same side, the head pain, excessive tears, on the affected side, red eye, on the affected side, rhinorrhea, runny nose, nasal congestion, occurs on only one side, the nose, same side, the head pain, red, flushed face, headache, begins suddenly, commonly begins 2 to 3 hours after falling asleep, steady, sharp pain, burning, boring pain, characteristically occurs on one side, the head, occur in, around one eye, involve one side, the face from neck to temples, pain quickly gets worse, peaking, 5 to 10 minutes, peak pain, last one-half to 2 hours, cluster headaches diagnosed by health care provider, a physical examination, tests required to rule out other causes, examination, shows no specific neurologic effects except, horner's syndrome, one-sided eyelid drooping, small pupil, an attack that is not present between episodes, evolve into persistent horner's syndrome, an mri, the head, rule out other pathology, does not cure cluster headaches, goal of treatment, relieve symptoms, spontaneous remission, treatment required, prevent headaches, smoking, alcohol use, specific foods, factors, trigger cluster headaches, avoided, a headache diary helpful to identify such triggers, a headache occurs, record the date, list any activities, substances used, consumed, the previous 24 hours, factors that seem significant, analgesic medications, relieve the pain from cluster headaches, generally, take too long to work, the headache, gone, they take effect, inhalation of 100% oxygen often relieves cluster headache, people, frequent cluster headaches that occur at night, combination, multiple medications required to control symptoms of cluster headache, response to medications, several medications tried, a suitable treatment is found, response, vary over time, a previously taken effective medication, combination, of medications, not have the same effect, ergot preparations, containing ergotamine tartrate alone, in combination, medications, prevent attacks, people, side effects, severe, methysergide maleate helpful to relieve pain, prevent attacks, have severe side effects, medications, treat, prevent symptoms, antihistamines, indomethacin, lithium carbonate, calcium channel blockers, propranolol, amitriptyline, verapamil, methysergide, cyproheptadine, all preventive medications, tapered off slowly, periods of remission, no headache, corticosteroid medications prednisone, provide short-term relief of cluster headaches, people, not advised, long-term use, side effects, surgery on certain nerve cells near the brain, rarely be recommended, medications, ineffective, cluster headaches, not life-threatening, cause no permanent structural changes, chronic, painful enough to be debilitating, interfere, work, lifestyle, pain severe enough to drive some individuals to attempt suicide, side effects of medications, surgery severe, interference, lifestyle, side effects of medications, the specific medication, permanent muscle weakness in parts, the face, head after surgery, decreased sensation in parts, the face, head after surgery, horner's syndrome, not a medical problem, distressing, due to cosmetic effects, cluster headaches, not respond to treatment, headaches disturb sleep, they happen whenever, active, accompanied by other symptoms, emergency symptoms include drowsiness, vision changes, changes in movement, sensation, seizures, changes in alertness, nausea, vomiting, prone to cluster headache, stop smoking, alcohol use, foods, cluster headache, avoided, medications, prevent cluster headaches