Tag: "radiation" at medical news
Radiation-armed robot rapidly destroys human lung tumors
delivered by a robotic arm eradicated lung tumors ... the largest US teams devoted to the CyberKnife, a radiation
delivery system that uses an accurate, precise robotic arm to aim highly focused x-ray beams at the ...
Sandia work launched on space shuttle shows live cells influence growth of nanostructures
...homes for their occupants - even in the vacuum and radiation
of outer space - than those created by more standa...gevity when exposed to the extreme stresses of the radiation
and vacuum of outer space. Of the NASA mission, Brinker says, "Ordinarily, exposed to such extreme...
Radon testing as a campus community service
...exactly what Mohaupt did as a health physicist and radiation
safety officer. But thanks to this program, they got a better idea. Mohaupt jokes that people calling him with questions were setting themselves up. "You never ask a physicist 'Why?'," he says, as they might get a long, detailed answer. But for tho...
Targeted melanoma education of high risk groups improves screening
... has increased 28 percent. Exposure to ultraviolet radiation
from the sun or tanning lamps greatly increases an individual's risk. Melanoma risk is 2-8 times higher among people with a first-degree relative (e.g., father, mother, or sibling) diagnosed with the disease. However, many high-risk families are neve...
Education campaign improves skin cancer screening rates
...pread throughout the body. Exposure to ultraviolet radiation
is known to greatly increase risk. Though the incidence of all skin cancers is on the rise, rates of melanomas have increased most rapidly, almost 15-fold, over the last 50 years. That increase has been observed over-proportionally in men over 50 yea...
Exposure to radiation after Chornobyl increases risk of thyroid cancer in children and adolescents
...udies have shown that exposure to certain types of radiation
increases the risk of thyroid cancer in children a...esearchers estimated each participant's individual radiation
dose using thyroid radioactivity measurements made shortly after the accident and interview data obt...
Experiments with fruit quality improvement lead to new approach for halting spread of cancer cells
...ere side effects of traditional treatments such as radiation
and chemotherapy. The strategy involves isolating the malignant tumor from its nutritional and oxygen supplies, thereby halting its growth and stopping metastases (spread of cancer cells to other parts of the body). The work on the project was car...
Prostatic irradiation doesn't lead to any appreciable increase in rectal cancer risk
Men who receive radiation
therapy for prostate cancer are not at any appreci...veloping rectal cancer compared to those not given radiation
therapy, according to a new study published in the July 1, 2006, issue of the International Journal ...
ASTRO announces 2006 Gold Medal winners
... accomplishments and contributions in the field of radiation
oncology," said Prabhakar Tripuraneni, M.D., ASTRO...he best in teaching, research and clinical care in radiation
oncology. Their selection is a testament to the high caliber of physicians, scientists and researche...
Mayo Clinic pioneers new method of jaw reconstruction for oral cancer patients
...retching process, physicians started administering radiation
therapy to the mandible to decrease the likelihood...rdened into bone. The investigators found that the radiation
therapy, which they had suspected could interrupt the bone consolidation prior to the study, had no ...
New cardiac MRI pinpoints closed arteries without surgery
... function, perfusion and viability and the lack of radiation
exposure," said Ricardo C. Cury, M.D., lead author and director of clinical cardiac MRI at MGH. More than 13 million Americans have coronary artery disease (CAD); it is the number one killer in the Western hemisphere. Although coronary angiography is...
Smoking and obesity may increase the risk of erectile dysfunction
... period, since prostate cancer treatments, such as radiation
or surgery, may lead to ED. The results showed that both smoking and obesity were associated with a higher risk of the development of ED among previously healthy men with good erectile function. The researchers also found that regular physical ac...
Radioactive scorpion venom for fighting cancer
...aches to the glioma cells, then the I-131 releases radiation
that kills the cell. This compound has enabled a...ase-II human trials, which involve higher doses of radiation
than the earliest trials. "The health physicist has the duty to ensure to ensure that these therap...
ESA donates mosaic of global images taken by Envisat to United Nations
...on Imaging Spectrometer (MERIS) measures the solar radiation
reflected by the Earth, at a ground spatial resolution of 300m, with 15 spectral bands in the visible/near-infrared regions and programmable in terms of width and position. It provides global coverage of the Earth every three days. ESA and UNOSAT,...
Obesity is associated with less favorable outcome after radiation therapy for prostate cancer
...at higher risk for treatment failure after primary radiation
therapy, according to a new study. Published in th... on the effects of obesity on the effectiveness of radiation
treatment for prostate cancer. Sara Strom, Ph.D. of the University of Texas M. D. Anderson Cancer Ce...
Cycles of cell death, proliferation key to liver cancer
...e hope for treatment or cure through chemotherapy, radiation
or other traditional cancer treatments. "We now understand development of liver cancer in mice. Since inflammation drives both damage and regeneration in liver tissue, it is the repeating cycle of damage, inflammation and regeneration that leads to ...
New test detects prostate cancer spread at the earliest time
...l and will not require treatment beyond surgery or radiation
therapy to cure their disease." But a proportion of these patients have metastases of the prostate cancer appear later, even when the lymph nodes removed at the time of the cancer surgery appeared negative for cancer, he says. Cote and his colleagues...
Sequence of therapies not associated with improved survival from inflammatory breast cancer
... in the article. Combining surgery, chemotherapy, radiation
therapy and endocrine therapy has improved survival rates and become the standard of care for patients with this disease. Some recent studies have suggested that performing surgery before beginning other types of treatment may improve survival rates...
Radiation therapy shown to increase survival in certain lung cancer patients
...tain lung cancer patients with surgery followed by radiation
therapy can improve their chances of long-term sur... The results, which suggest the need to reconsider radiation
therapy's role in treatment, are reported today in the Journal of Clinical Oncology. "Post-operative...
Hodgkin disease type is a major determinant of prognosis
...ticularly the newer generation of chemotherapy and radiation
protocols, are generally successful at curing the disease. In spite of this, a recent study of European cancer registries showed significant geographic differences in the survival of blood-borne cancers, such as HD. In order to understand the causes ...
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