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Recent News and Articles on the Keywords: retinal migraine + retinal migraines + migraine  Related to the article below (Last Update: 5/13/2008)

Why do I see stars sometimes when I sneeze?
Scienceline, NY - Apr 13, 2008
Flashes and lights in your field of vision can also be associated with migraine headaches, either as part of the pre-migraine aura or as a visual migraine. ...
Source: Google News

A gene for familial hemiplegic migraine maps to chromosome 19 -
A Joutel, MG Bousser, V Biousse, P Labauge, H … - Nature Genetics, 1993 - nature.com
... | PubMed | ISI |; Young, GF et al. Familial hemiplegic migraine, retinal degeneration,
deafness, and nystagmus. Arch. Neurol. 23, 201-209 (1970). ...

Most Cases Labeled as" Retinal Migraine" Are Not Migraine. -
DL Hill, RB Daroff, A Ducros, NJ Newman, V Biousse - Journal of Neuro-Ophthalmology, 2007 - jneuro-ophthalmology.com
... the retina in vivo, Galezowski (1) observed retinal changes suggesting infarction
in patients presenting with visual symptoms and presumed migraine headaches. ...

Neurotology of Migraine -
RW Baloh - Headache: The Journal of Head and Face Pain, 1997 - Blackwell Synergy
... prophylactic medications used to treat headaches 52,53 ... of these drugs for controlling
migraine symptoms is ... as they prevent vasospasm of retinal arteries in ...

… plasma extravasation in animals but not in humans: implications for the pathophysiology of migraine -
A May, SL Shepheard, M Knorr, R Effert, A Wessing, … - Brain - Oxford Univ Press
... Retinal soft exudates. ... Central neurogenic mechanisms of migraine. ... Neurology 1993;
43 (6 Suppl 3): S21?5. Wessing A. Fluoreszenzangiographie der Retina. ...

Prevalence and Burden of Migraine in the United States: Data From the American Migraine Study II -
RB Lipton, WF Stewart, S Diamond, ML Diamond, M … - Headache, 2001 - Blackwell Synergy
... (2006) Retinal Vascular Caliber and Migraine: The Blue Mountains Eye Study. ... (2006)
Migraine Headaches and Preeclampsia: An Epidemiologic Review. ...

RETINAL MIGRAINE -
D CARROLL - Headache: The Journal of Head and Face Pain, 1970 - Blackwell Synergy
... that the vessel becomes patent again, the lesion in the retina being caused by ... VISUAL
SYMPTOMS OF retinal origin can occur as part of the migraine syndrome. ...

… a large Dutch family with autosomal dominant vascular retinopathy, migraine and Raynaud's phenomenon -
GM Terwindt, J Haan, RA Ophoff, SM Groenen, CW … - Brain, 1998 - Oxford Univ Press
... retina, usually starting in and around the posterior ... inherited syndromes affecting
the retinal blood vessels which have been associated with migraine (but not ...

Familial hemiplegic migraine, retinal degeneration, deafness, and nystagmus.
GF Young, CA Leon-Barth, J Green - Arch Neurol, 1970 - ncbi.nlm.nih.gov
Arch Neurol. 1970 Sep;23(3):201-9. Familial hemiplegic migraine, retinal
degeneration, deafness, and nystagmus. Young GF, Leon-Barth ...

Retinal migraine reappraised -
BM Grosberg, S Solomon, DI Friedman, RB Lipton - Cephalalgia, 2006 - Blackwell Synergy
... spreading depression of the retina (11 ... noted previously, vasospasm of retinal arterioles
and ... Vasospasm during migraine headaches has also been angiographically ...

Ocular Migraine in a Patient with Cluster Headaches -
LB Kline, CL Kelly - Headache: The Journal of Head and Face Pain, 1980 - Blackwell Synergy
Ocular Migraine in a Patient with Cluster Headaches ... We feel our patient was prone
to attacks of variants of migraine: cluster headaches and ocular migraine. ...

Source: Google Scholar

Adults who suffer from bouts of migraine without aura have slightly narrower retinal blood vessels than adults without migraine, Australian research shows. The finding supports the hypothesis that microvascular disease may be associated with certain types of migraine, investigators note.

They publish their report in the journal Headache, a journal of the American Headache Society.

Dr Gerald Liew from the University of Sydney and colleagues took photographs of people's retinas as part of the Blue Mountains Eye Study.

The researchers measured the diameters of blood vessels in 2335 people over the age of 54 who took part in the population-based cohort study.

People with a history of migraine without aura had narrower retinal blood vessels, or arterioles, than those with a history of migraine with aura or people with no history of migraine.

The findings held up in analyses adjusting for potentially confounding factors, the researchers say.

Migraine Headaches and Breakthrough New Technology That Could Eliminate Them Without The Use of Drugs or Supplements

Could certain light waves entering your eyes trigger headaches? A growing group of esteemed scientists seem to think so.

Chicago, IL (PRWEB) July 6, 2006 -- Trigger Optics, a Colorado company led by Radio Frequency engineer Rick Cosby, has developed a pair of highly advanced lenses designed to alter a certain group of light waves believed to be triggers for many types of headaches, including migraine headaches.

The concept is not new, but the highly specialized design created by Cosby for Trigger Optics is a first in the marketplace. It is essentially a pair of sunglasses designed specifically for headache sufferers. According to Cosby, "Headaches may be prevented by wearing these Trigger Optics lenses."

Cosby is an Wave Frequency Engineer by trade. His engineering degree from the Dale School of Engineering in England, focused on wave theory and radio frequency engineering. His career has included still-classified work as a design scientist with the US Department of Defense, and as a Science Contractor for the Department of Energy.

He is a professor of Electro Physics, and has completed numerous independent consulting contracts for radio frequency engineering, including the construction of several radio and television broadcast stations. Rick Cosby has a deep practical and theoretical understanding of light waves. His highly specialized education and experience make him uniquely qualified to put forth the theory that special lenses might help prevent headaches - and then to actually design and build the lenses for Trigger Optics.

Trigger Optics is a new company based out of Colorado. They are the only company in the world that create sunglasses directly for headache sufferers. Trigger Optics headache sunglasses have passed FDA inspection with impact resistance lenses that meet ANZIZ80.3UV protecbon standards, reduces infrared rays, absorbs 100% of harmful UVA & UVB rays and filters color while maintaining high levels visible contrast.

Obesity, Diabetes and Infertility: Leptin answers all!

“Since we now fully appreciate the important role of STAT3 in leptin’s metabolic actions, strategies designed to restore the effects of leptin on STAT3 should achieve considerable health benefits."

By Albert Einstein College of Medicine, Twelve years ago, scientists discovered leptin—the now-famous hormone that controls appetite, burns calories and performs other crucial physiological activities as well. But the precise mechanism(s) by which leptin carries out these metabolic tasks is still controversial. Now, researchers at the Albert Einstein College of Medicine of Yeshiva University have shown how leptin exerts some of its most important effects.

Their findings, reported in the July 5 issue of Cell Metabolism, suggest a novel approach for duplicating leptin’s actions when the body no longer responds to the hormone.

Fat cells release leptin into the bloodstream. The hypothalamus “reads” the amount of circulating leptin and uses this information to regulate appetite, metabolism and other processes. “Leptin is known to bind to cell-surface receptors in the hypothalamus and then to activate various other cellular signals including a molecule called STAT3—but the role of STAT3 in mediating leptin’s multiple physiological effects was still unknown,” says Dr. Luciano Rossetti, the study’s senior author and the director of the Diabetes Research and Training Center at Einstein.

To learn whether STAT3 mediates some of leptin’s activities, “we devised a technique for inactivating STAT3 with pinpoint accuracy in the hypothalamus and observing the results in laboratory animals when we administered leptin,” says Dr. Rossetti. “Our tool for rapidly inactivating STAT3 was a cell-permeable peptide (short protein) that we infused into specific areas of the hypothalamus using fine needles. This technique can serve as a model for investigating all types of signaling pathways in selective regions of the brain.”

The researchers found that STAT3 production is essential for leptin’s best-known action: acutely reducing food intake. Since obesity occurs when people become resistant to leptin’s “curb your eating” message, this finding suggests that bypassing leptin and directly activating STAT3 may allow one to normalize appetite and produce other health benefits as well.

As it does with appetite, leptin also influences glucose metabolism. Aberrant glucose metabolism causes the hypergylcemia (high blood-sugar levels) that is the hallmark of diabetes. “There had been considerable controversy as to whether leptin controls glucose metabolism through STAT3 production or not,” says Dr. Rossetti. “Using our technique for blocking STAT3, we were able to show that STAT3 is absolutely necessary for the acute effect of leptin on glucose metabolism.”

Leptin is also known to influence fertility. Women with very little body fat—elite female athletes, for example—may stop menstruating and experience temporary infertility. This is largely due to inadequate secretion of leutenizing hormone and follicle stimulating hormone by the pituitary gland—which in turn is caused by the near-disappearance of leptin from the bloodstream. A recent study showed that low doses of leptin can restore the menstrual cycle in such women. Using their STAT3-blocking technique, the Einstein researchers showed that this acute effect of leptin depends on the activation of STAT3.

“This work has shown that STAT3 is fundamentally important for expressing several of leptin’s acute effects,” says Dr. Rossetti. “Since we now fully appreciate the important role of STAT3 in leptin’s metabolic actions, strategies designed to restore the effects of leptin on STAT3 should achieve considerable health benefits. An obvious target is obesity, where the big problem is leptin resistance. But in addition, our findings suggest that selectively turning on STAT3 may help prevent diabetes by improving glucose metabolism and help restore fertility as well.”

 
 
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