Ultrasound can help low-risk patients avoid invasive thyroid biopsy
The prevalence of benign thyroid nodules is high and there are certain ultrasound features, suggesting malignancy, that can help radiologists determine whether or not a biopsy is needed, according to a study performed at the University of California San Francisco Medical Center, San Francisco, CA.
Treating addiction by eliminating drug-associated memories
Addicts, even those who have been abstinent for long periods of time, are often still vulnerable to their own memories of prior drug use. For example, exposure to the same environment in which they commonly used drugs – a contextual memory – can increase their craving for the drug dramatically and can lead to relapse. more
Vitamin D levels linked to asthma severity
Serum levels of vitamin D in more than 600 Costa Rican children were inversely linked to several indicators of allergy and asthma severity, including hospitalizations for asthma, use of inhaled steroids and total IgE levels, according to a study that will appear in the first issue for May of the American Journal of Respiratory and Critical Care Medicine. more
Liver disease responsible for most alcohol-related illness and deaths
Liver disease is the most prevalent cause of alcohol-related deaths, followed by car accidents and cancer, according to new research conducted in Portugal and presented today at EASL 2009, the Annual Meeting of the European Association for the Study of Liver in Copenhagen, Denmark. The study also showed that alcohol-related diseases account for 1.25% of the health expenditure in Portugal. more
First evidence for DNA-based vaccination against chronic hepatitis C
The first-proof-of-concept for a DNA-based therapeutic vaccination against chronic hepatitis C was announced today at EASL 2009, the Annual Meeting of the European Association for the Study of the Liver in Copenhagen, Denmark.
Muscle deterioration in patients with lung disease seen connected to CO2
Muscle deterioration in patients with lung diseases might be a direct consequence of high carbon dioxide levels in their blood, an international team of researchers headed by Prof. Yosef Gruenbaum of the Hebrew University of Jerusalem has found. more
Noninvasive test accurately identifies benign vs. Malignant pelvic lymph nodes in women with gynecologic malignancies
Diffusion weighted MR can accurately identify benign from malignant pelvic lymph nodes in patients with gynecologic malignancy, according to a study performed at Massachusetts General Hospital in Boston, MA. Diffusion weighted imaging is a noninvasive test that uses an MRI sequence sensitized to the motion of water molecules within tissue. more
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