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Improvement can be seen in an average of 1.7 weeks for episodic cluster headache and 5 weeks for chronic cluster headache when using a dosage of ranged between 160 and 720 mg (mean 240 mg/day). [50] Preventive therapy with verapamil is believed to work because it has an effect on the circadian rhythm and on CGRPs as CGRP-release is controlled ...
SUNCT must be properly distinguished from cluster headaches, since cluster headaches also occur several times per day with separate attacks, and share some common symptoms. However, cluster headaches usually last longer (up to three hours), occur less often (three to five attacks per day), and do not accompany cranial autonomic symptoms.
Scleral translucency following recurrent scleritis. Symptoms of scleritis include: [3] Redness of the sclera and conjunctiva, sometimes changing to a purple hue; Severe ocular pain, which may radiate to the temple or jaw. The pain is often described as deep or boring. Photophobia and tearing; Decrease in visual acuity, possibly leading to blindness
Trigeminal autonomic cephalalgia (TAC) refers to a group of primary headaches that occurs with pain on one side of the head in the trigeminal nerve area and symptoms in autonomic systems on the same side, such as eye watering and redness or drooping eyelids. [1] [2]
After migraine, the most common type of vascular headache is the "toxic" headache produced by fever. Other kinds of vascular headaches include cluster headaches, which are very severe recurrent short lasting headaches, often located through or around either eye and often wake the patients up at the same time every night. Unlike migraines, these ...
The following diagnostic criteria are given for ophthalmodynia periodica: [medical citation needed]. Head pain occurring as a single stab or a series of stabs; Can be felt in the areas surrounding the eyes and temples but is "typically felt on the top, front, or sides of the head"
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Chronic paroxysmal hemicrania (CPH) is a severe debilitating unilateral headache usually affecting the area around the eye. It normally consists of multiple severe, yet short, headache attacks affecting only one side of the cranium. Retrospective surveys indicated that paroxysmal hemicrania was more common in women.