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Multiple Pathways Explain Age-Linked Increase in Dementia Risk

MONDAY, Sept. 24, 2018 — Multiple pathways account for the age-related increases in dementia risk, according to a study recently published in the Annals of Neurology. Melinda C. Power, Sc.D., from the George Washington University Milken Institute School of Public Health in Washington, D.C., and colleagues used data from 1,362 autopsied participants of three community-based

Mortality rate from heart failure higher in women than men

(HealthDay)—Despite decreases in overall heart failure incidence and mortality in ambulatory patients from 2009 to 2014, mortality rates remain higher in women than in men, according to a study recently published in CMAJ, the journal of the Canadian Medical Association. Louise Y. Sun, M.D., from the University of Ottawa Heart Institute in Canada, and colleagues

New method improves temperature imaging accuracy in fat-containing tissues

A research team led by Prof. Zheng Hairong from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences developed a dual-step iterative temperature estimation (DITE) method for fat-referenced PRFS temperature imaging in fat-containing tissues. Magnetic resonance thermometry (MRT) is the only imaging technique that noninvasively provides temperature distribution in vivo. The

Cardiovascular-related deaths higher for US Hispanics who live in counties with higher Hispanic populations

Hispanics living in the U.S. face more cardiovascular-related death in counties heavily populated by Hispanics than those living in more diverse areas, according to new research in Journal of the American Heart Association, the Open Access Journal of the American Heart Association/American Stroke Association. A decade of national data showed that Hispanic ethnic density or

Incident contrast sensitivity common in middle-aged adults

(HealthDay)—The risk of incident contrast sensitivity (CS) impairment is increased with factors such as cadmium exposure and older age, according to a study published online Sept. 13 in JAMA Ophthalmology. Adam J. Paulsen, from the University of Wisconsin-Madison, and colleagues examined the incidence of and factors associated with CS in a cohort of 1,983 participants

Geographic disparities seen in distribution of dermatologists

(HealthDay)—There are substantial disparities in the geographic distribution of dermatologists that are worsening with time, according to a study published online Sept. 5 in JAMA Dermatology. Hao Feng, M.D., from New York University in New York City, and colleagues analyzed county-level data (1995 to 2013) from the Area Health Resources File to evaluate the longitudinal

Model Estimates Mortality in Patients Waiting for Hearts

MONDAY, Sept. 17, 2018 — For patients with advanced heart failure who are listed for transplantation, mortality risk is related to adverse events and end-organ dysfunction that vary over time, according to a study published in the Aug. 7 issue of the Journal of the American College of Cardiology. Eugene H. Blackstone, M.D., from the

Regulators flag second potential carcinogen in China-made heart drug

The findings have already prompted recalls in more than 50 countries, affecting several Chinese and Indian companies.  (iStock) European and North American regulators have said they are examining a second potentially cancer-causing substance in a commonly-used blood pressure drug made by Chinese firm Zhejiang Huahai Pharmaceuticals. Statements from health regulators in the EU, United States

Sig­nal­ing path­way fre­quently altered in can­cer con­trols nor­mal kid­ney de­vel­op­ment

The prevalence of kidney diseases is growing rapidly due to an aging population and an increased incidence of diseases like diabetes. Moreover, congenital anomalies of the kidney are among the most frequently occurring birth defects and play crucial causative roles in the development of renal diseases. Currently, the only treatments for these diseases are dialysis

ADHD medication use is increasing but some patients in some countries are still not receiving the treatment they need

There has been an increase in the use of medications to treat attention deficit hyperactivity disorder (ADHD) in both adults and children between 2001 and 2015, according to a major observational study involving over 154 million individuals from 14 countries in Europe, North America, Asia, and Australasia, published in The Lancet Psychiatry journal. The study

Malicious brain cell identified—surprising finding fills gap in understanding astrocytes’ role in brain disease

Astrocytes—the star-shaped cells of our brain—are very busy. Their job description includes maintaining the blood-brain barrier, removing excess neurotransmitters, repairing brain tissue and more. Their important role in brain function suggests astrocytes are also involved in disease. Scientists are particularly interested in uncovering how they may drive inflammation in the brain. Brain inflammation is linked

Gains in insurance coverage seen for lesbian, gay, bisexual adults

(HealthDay)—Lesbian, gay, and bisexual (LGB) adults report continued problems affording care despite coverage gains offered by the Affordable Care Act, according to a study published in the August issue of Health Affairs. Kevin H. Nguyen, from Brown University in Providence, R.I., and colleagues used data from three waves of the Behavioral Risk Factor Surveillance System

Total of 43,371 new cases of HPV-associated cancers in 2015

(HealthDay)—A total of 43,371 new cases of human papillomavirus (HPV)-associated cancers were reported in 2015, with oropharyngeal squamous cell carcinoma (SCC) being the most common HPV-associated cancer, according to research published in the Aug. 24 issue of the U.S. Centers for Disease Control and Prevention’s Morbidity and Mortality Weekly Report. Elizabeth A. Van Dyne, M.D.,