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U.S. health officials on Wednesday lowered the threshold for what's considered lead poisoning in young children. The change by the U.S. Centers for Disease Control and Prevention reduces the definition of lead poisoning from 10 micrograms of lead per deciliter of blood to 5 micrograms. That means many more children under 5 years of age could be diagnosed with too much lead in their blood, a condition that's been linked to developmental problems and even a lower IQ.
Medline Plus - Mar, 22 Maggio 2012

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Inflammation caused by chronic heartburn may increase the risk of esophageal cancer, a new study finds. The condition - formally known as gastroesophageal reflux disease (GERD) - occurs when a muscle at the end of the esophagus doesn't close properly, allowing stomach contents to leak back into the esophagus and irritate it. GERD can lead to changes in the tissue lining the esophagus, a condition called Barrett's esophagus, often a precursor to esophageal cancer.
Medline Plus - Mar, 22 Maggio 2012

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Researchers have completed the first genome sequencing of melanoma, an aggressive and frequently fatal form of skin cancer. Understanding the genomic landscape that contributes to melanoma development could provide new insight into tumor biology and therapeutic resistance, the study authors said. They believe the discoveries may spur the development of new treatments for melanoma, which will likely kill more than 9,000 people in the United States this year, according to cancer experts.
Medline Plus - Mar, 15 Maggio 2012

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One in six cancers worldwide is caused by preventable or treatable infections, a new study finds. Infections cause about 2 million cancer cases a year, and 80 percent of those cases occur in less developed areas of the world, according to the study, which was published online May 8 in The Lancet Oncology. Of the 7.5 million cancer deaths worldwide in 2008, about 1.5 million were due to potentially preventable or treatable infections.
Medline Plus - Mar, 15 Maggio 2012

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E. coli bacteria's resistance to ciprofloxacin (Cipro), the most widely prescribed antimicrobial for urinary tract infections in the United States, increased five-fold between 2000 and 2010, according to a new study.
Medline Plus - Lun, 7 Maggio 2012

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Besides being easier on the patient, minimally invasive surgery to remove the esophagus of patients with esophageal cancer can also greatly reduce the risk of lung infection compared to traditional open surgery, a new study finds.
Medline Plus - Mer, 2 Maggio 2012

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Using state-of-the-art DNA sequencing technology, a research team analyzed tumor and normal tissue from stomach cancer patients, which led to the discovery of hundreds of novel genes that are mutated in stomach cancer, the second-most lethal cancer worldwide. The study, which appears online on April 8, 2012 in Nature Genetics, paves the way for treatments tailored to the genetic make-up of individual stomach tumors.
Medline Plus - Mar, 10 Aprile 2012

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Patients who view images of their hearts and see for themselves the buildup of calcium within their artery walls become more compliant about taking their cholesterol-fighting drugs and are more likely to lose weight, researchers said on Saturday.
The finding resulted from two studies presented at the annual scientific sessions of the American College of Cardiology in Chicago.
Medline Plus - Mar, 27 Marzo 2012

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A new study finds that a blood test may provide much-needed information for identifying this illness: researchers brought in 36 men and women with major depression and checked their blood samples for nine substances that may serve as markers of depression.
Medline Plus - Mar, 14 Febbraio 2012

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Discrimination can be a threat to health, according to a new study that included both blacks and whites. The analysis of 2004 data from the ongoing U.S. Behavioral Risk Factor Surveillance System project found that about 18 percent of blacks and 4 percent of whites reported emotional and physical distress caused by discriminatory treatment.
Medline Plus - Mar, 31 Gennaio 2012

http://www.nlm.nih.gov/medlineplus