News tagged with occlusion
New treatment found to reduce vision loss from central retinal vein occlusion
Sep 14, 2009 |
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Scientists have identified the first long-term, effective treatment to improve vision and reduce vision loss associated with blockage of large veins in the eye. This research was part of a multi-center, phase III clinical ...
Test allows early detection of vision problems in infants with hemangiomas of eyelids
Apr 01, 2009 |
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In children with vascular birthmarks around the eye, even partial blockage of vision can lead to visual loss due to amblyopia. Now a simple test can detect early evidence of amblyopia in infants too young for conventional ...
Variations in blood circulation immediately visible with fast camera
Mar 19, 2009 |
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(PhysOrg.com) -- Burns or other disorders that disrupt the blood flow in tissues will soon be easier to assess thanks to a camera that is capable of imaging blood circulation in real time. Compared to an earlier ...
Plasminogen activator inhibitor type-1 -- a potential link between heart failure and diabetes
Feb 24, 2009 |
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Researchers at the University of Vermont Cardiovascular Research Institute, Colchester, Vermont have found that increased expression in the heart of plasminogen activator inhibitor type-1 (PAI-1) is profibrotic. The results, ...
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NIST test proves 'the eyes have it' for ID verification
Technology / Computer Sciences
Nov 04, 2009 |
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The eyes may be the mirror to the soul, but the iris reveals a person's true identity—its intricate structure constitutes a powerful biometric. A new report by computer scientists at the National Institute ...
Fractionated stereotactic radiotherapy reduces vision loss in optic nerve sheath meningiomas
Nov 03, 2009 |
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Optic nerve sheath meningiomas are rare tumors that are traditionally treated with surgery, which is typically a blinding procedure. However, researchers from Thomas Jefferson University Hospital have found that a specialized ...
Study questions need for routine intervention in patients with renovascular disease
Oct 13, 2009 |
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Some invasive procedures that are becoming increasingly common as a first line of treatment for patients diagnosed with narrowed arteries in and around the kidneys may not be necessary, according to a new study by researchers ...
New strategies for reperfusion therapy
Aug 31, 2009 |
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PCI is the preferred strategy in acute myocardial infarction when performed by an experienced team as soon as possible after first medical contact.Time is essential: for P-PCI there is an 8 percent excess annual mortality ...
Arterial, venous or total mesenteric ischemia/reperfusion causes different types of injury?
Aug 26, 2009 |
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It is known that I/R induces an inflammatory response deleterious to the organ involved but also to the system as a whole. Mesenteric ischemia occurs when the veins or arteries that supply blood to the intestine are obstructed. ...
Women slightly more likely to die than men in the 30 days following a heart attack
Aug 25, 2009 |
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A new study from NYU School of Medicine found that women may have a slightly higher risk of death than men in the thirty days following an acute coronary syndrome (ACS), but that these differences appear to be attributable ...
New technique prevents major cause for heart-related stroke
Aug 21, 2009 |
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Physicians at The Mount Sinai Medical Center were the first in the country to perform a non-surgical procedure using sutures to tie off a left atrial appendage (LAA), which is the source of blood clots leading to stroke in ...
Long-standing sunspot puzzle solved
Space & Earth / Space Exploration
Aug 19, 2009 |
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(PhysOrg.com) -- Scientists at the Universities of Glasgow, Strathclyde and Central Lancashire have used 21st Century solar observations and image processing to finally solve a sunspot puzzle first noticed ...
Elevated arginase levels contribute to vascular eye disease such as diabetic retinopathy
Aug 18, 2009 |
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Elevated levels of the enzyme arginase contribute to vascular eye damage and Medical College of Georgia researchers say therapies to normalize its levels could halt progression of potentially blinding diseases ...
Cell's split personality is a major discovery into neurological diseases
Medicine & Health / Neuroscience
May 07, 2009 |
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Researchers at the Université de Montreal (UdeM) and the Montreal Neurological Institute (MNI), McGill University have discovered that cells which normally support nerve cell (neuron) survival also play an active and ...
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