News tagged with scan
CT scans better than X-rays when detecting abnormalities in patients with H1N1 virus
Oct 21, 2009 |
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Computed tomography (CT) scans are better than standard radiography (X-rays) in showing the extent of disease in patients with the H1N1 virus, according to a study to be published online Oct. 21, 2009, in the American Jo ...
One scan per patient is not always enough
Oct 19, 2009 |
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Seven medical imaging groups wrote a joint letter to the Centers for Medicare and Medicaid Services (CMS) to formally request coverage of two fluorodeoxyglucose (FDG) positron emission tomography (PET) scans for a patient ...
iPhone the body electric: New 'apps' visualize human anatomy
Oct 08, 2009 |
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University of Utah researchers created new iPhone programs - known as applications or "apps" - to help scientists, students, doctors and patients study the human body, evaluate medical problems and analyze ...
Your eyes may be a window to heart disease
Sep 28, 2009 |
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For centuries eyes have been seen as windows to the soul. But medical researchers now believe the eyes may also offer vital clues to your risk of heart disease and stroke.
Research backs legend of man-eating bird
Other Sciences / Archaeology & Fossils
Sep 22, 2009 |
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(PhysOrg.com) -- A huge flesh-eating eagle that became extinct in New Zealand only 500 years ago was an efficient hunter that could attack prey 10 times its size, UNSW research has found, lending credibility ...
Study identifies which children do not need CT scans after head trauma
Sep 15, 2009 |
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A substantial percentage of children who get CT scans after apparently minor head trauma do not need them, and as a result are put at increased risk of cancer due to radiation exposure. After analyzing more than 42,000 children ...
Healthy older brains not significantly smaller than younger brains, new imaging study shows
Medicine & Health / Neuroscience
Sep 08, 2009 |
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The belief that healthy older brains are substantially smaller than younger brains may stem from studies that did not screen out people whose undetected, slowly developing brain disease was killing off cells in key areas, ...
Experts warn over health check brain scans
Sep 03, 2009 |
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A new study has voiced concern about the growing market for brain screening tests, which people can buy as part of a general health MOT.
PET/CT scans may help detect recurring prostate cancer earlier
Sep 01, 2009 |
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A new study published in the September issue of The Journal of Nuclear Medicine shows that positron emission tomography (PET)/computer tomography (CT) scans with the imaging agent choline could detect recurring prostate cancer ...
Study fuels debate over routine medical tests
Aug 27, 2009 |
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A new study found a small but significant number of patients received dangerously high doses of radiation from medical imaging tests, putting them at higher risk for cancer -- sometimes needlessly.
Blood-flow metabolism mismatch predicts pancreatic tumor aggressiveness
Aug 25, 2009 |
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Researchers from Turku, Finland, have identified a blood-flow glucose consumption mismatch that predicted pancreatic tumor aggressiveness, according to results of a study published in Clinical Cancer Research, a journal of the ...
MRI may cause more harm than good in newly diagnosed early breast cancer
Aug 13, 2009 |
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A new review says using magnetic resonance imaging (MRI) before surgery to assess the extent of early breast cancer has not been shown to improve surgical planning, reduce follow-up surgery, or reduce the risk of local recurrences. ...
Typhoon Morakot's cloud top extent doubled in size in one day
Space & Earth / Earth Sciences
Aug 06, 2009 |
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Satellite imagery over the last two days has shown Typhoon Morakot to be a monster, and over the last two days, NASA satellites have confirmed the typhoon doubled its size!
Low-dose CT method, delivering 50 percent less radiation, correctly identifies patients with appendicitis
Jul 22, 2009 |
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Patients with possible appendicitis are typically evaluated using a standard-dose contrast enhanced CT, but a low-dose unenhanced CT that delivers approximately 50% less radiation is just as effective, according to a study ...
Dips and Swells of Your Brain May Reveal Early Mental Disorders
Medicine & Health / Psychology & Psychiatry
Jul 09, 2009 |
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(PhysOrg.com) -- John Csernansky wants to take your measurements. Not the circumference of your chest, waist and hips. No, this doctor wants to stretch a tape measure around your hippocampus, thalamus and ...
