News tagged with radiation exposure
Mammography may increase breast cancer risk in some high-risk women
Dec 01, 2009 |
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Low-dose radiation from annual mammography screening may increase breast cancer risk in women with genetic or familial predisposition to breast cancer, according to a study presented today at the annual meeting of the Radiological ...
Unindicated CT series result in unnecessary radiation exposure for patients
Nov 30, 2009 |
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A large proportion of patients who undergo abdominal/pelvic computed tomography (CT) receive unindicated and unnecessary additional image acquisition resulting in excess, avoidable radiation exposure, according to a study ...
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Chlorophylls effective against aflatoxin
17 hours ago |
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A new study has found that chlorophyll and its derivative chlorophyllin are effective in limiting the absorption of aflatoxin in humans. Aflatoxin is produced by a fungus that is a contaminant of grains including corn, peanuts ...
Critical protein helps mend damaged DNA
Dec 24, 2009 |
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In order to preserve our DNA, cells have developed an intricate system for monitoring and repairing DNA damage. Yet precisely how the initial damage signal is converted into a repair response remains unclear. Researchers ...
Maine to consider cell phone cancer warning
Dec 21, 2009 |
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(AP) -- A Maine legislator wants to make the state the first to require cell phones to carry warnings that they can cause brain cancer, although there is no consensus among scientists that they do and industry leaders dispute ...
Almost two-thirds of pregnant women believe they are regularly exposed to physical risk at work
Dec 17, 2009 |
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A new study shows the employment and sociodemographic characteristics involved in the exposure of pregnant women to workplace hazards. Of these, 56% say they often work standing up or have to lift heavy objects, ...
Lung cancer and melanoma laid bare: First comprehensive analysis of two cancer genomes
Dec 16, 2009 |
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Research teams led by the Wellcome Trust Sanger Institute announce the first comprehensive analyses of cancer genomes. All cancers are caused by mutations in the DNA of cancer cells which are acquired during a person's lifetime. ...
Rare earth metal enhances phosphate glass
Dec 15, 2009 |
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(PhysOrg.com) -- Adding cerium oxide to phosphate glass rather than the commonly used silicate glass may make glasses that block ultraviolet light and have increased radiation damage resistance while remaining colorless, ...
FDA researchers identify new MRI safety risk for patients with pacemakers
Dec 15, 2009 |
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FDA researchers have found that certain cardiac pacemakers may inadequately stimulate a patient's heart while undergoing a magnetic resonance imaging (MRI) scan due to the magnetic pulses mixing with the electronic pulses ...
Studies quantify radiation doses, cancer risks from CT scans
Dec 15, 2009 |
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Doses of radiation from commonly performed computed tomography (CT) scans vary widely, appear higher than generally believed and may contribute to an estimated tens of thousands of future cancer cases, according to two reports ...
Parents: Be mindful of hazardous holiday ornaments
Dec 14, 2009 |
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A new study from Children's Hospital Boston's Division of Emergency Medicine has found that holiday decorations, particularly glass ornaments, are one more safety hazard parents must consider during the season. ...
People affected by autism believe increase is 'real,' not diagnostic
Dec 09, 2009 |
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There has been a major increase in the number of children diagnosed with autistic spectrum disorders over the last two decades - the question is why? Researchers have found a sharp difference between the beliefs of ordinary ...
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