Hypothalamic gray matter volume loss in hypnic headache
. Ann Neurol 2011; 69: 533-9.
Previous studies have shown that patients with episodic migraine may present alterations in blink reflex, particularly regarding habituation to the stimulus, while TTH, cluster headache, cervicogenic headache and hypnic headache
all presented negative or controversial information on the blink reflex responses.
This edition has new illustrations and new chapters on sudden unilateral neuralgiform conjunctival injection tearing headache, primary thunderclap headache, hypnic headache
, nummular headache, atypical odontalgia, burning mouth syndrome, nervus intermedius neuralgia, red ear syndrome, clival chordoma syndrome, glomus tumor of the shoulder, osteonecrosis of the elbow joint, driver's elbow, boxer's knuckle, trigger wrist, superior cluneal nerve entrapment syndrome, clitoral priapism, breaststroker's knee, glomus tumor of the knee, and fabella syndrome.
Indeed, the drug has also been proved to be effective as a preventive treatment of migraine, hypnic headache
, CH and SUNCT but the exact mechanism of topiramate in prophylactic treatment for various headache syndromes are not well known.7,8 Firstly, we thought to choose topiramate which is very effective in patients with CPH.
Another type of primary headache, the hypnic headache
, has been reported specifically in the elderly and not in younger age groups.
First described in 1988 and still rare, it is described as a dull headache that develops only during sleep, yet with "clocklike regularity." The hypnic headache
is not attributed to any other disorder; treatments include sleep rationing, lithium, caffeine, or indomethacin, Dr.
-- The hypnic headache
occurs in both men and women who are 50 years old or older.