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Full-Text Articles in Medicine and Health Sciences

Living With Uncertainty: Acting In The Best Interests Of Women, Erica Gollub, Zena Stein Sep 2012

Living With Uncertainty: Acting In The Best Interests Of Women, Erica Gollub, Zena Stein

HWCOM Faculty Publications

A recent multi-country study on hormonal contraceptives (HC) and HIV acquisition and transmission among African HIV-serodiscordant couples reported a statistically significant doubling of risk for HIV acquisition among women as well as transmission from women to men for injectable contraceptives. Together with a prior cohort study on African women seeking health services, these data are the strongest yet to appear on the HC-HIV risk. This paper will briefly review the Heffron study strengths and relevant biological and epidemiologic evidence; address the futility of further trials; and propose instead an alternative framework for next steps. The weight of the evidence calls …


Epidemiologic Features Of Vulvovaginal Candidiasis Among Reproductive-Age Women In India, Sujit D. Rathod, Jeffrey D. Klausner, Karl Krupp, Arthur R. Rhinegold, Purnima Madhivanan Sep 2012

Epidemiologic Features Of Vulvovaginal Candidiasis Among Reproductive-Age Women In India, Sujit D. Rathod, Jeffrey D. Klausner, Karl Krupp, Arthur R. Rhinegold, Purnima Madhivanan

HWCOM Faculty Publications

Background. Vulvovaginal candidiasis is characterized by curd-like vaginal discharge and itching, and is associated with considerable health and economic costs. Materials and Methods. We examined the incidence, prevalence, and risk factors for vulvovaginal candidiasis among a cohort of 898 women in south India. Participants completed three study visits over six months, comprised of a structured interview and a pelvic examination. Results. The positive predictive values for diagnosis of vulvovaginal candidiasis using individual signs or symptoms were low (<19%). We did not find strong evidence for associations between sociodemographic characteristics and the prevalence of vulvovaginal candidiasis. Women clinically diagnosed with bacterial vaginosis had a higher prevalence of vulvovaginal candidiasis (Prevalence 12%, 95% CI 8.2, 15.8) compared to women assessed to be negative for bacterial vaginosis (Prevalence 6.5%, 95% 5.3, 7.6); however, differences in the prevalence of vulvovaginal candidiasis were not observed by the presence or absence of laboratory-confirmed bacterial vaginosis. Conclusions. For correct diagnosis of vulvovaginal candidiasis, laboratory confirmation of infection with Candida is necessary as well as assessment of whether the discharge has been caused by bacterial vaginosis. Studies are needed of women infected with Candida yeast species to determine the risk factors for yeast’s overgrowth.


Magneto-Electric Nano-Particles For Non-Invasive Brain Stimulation, Kun Yue, Rakesh Guduru, Jeongmin Hong, Ping Liang, Madhavan Nair, Sakhrat Khizroev Sep 2012

Magneto-Electric Nano-Particles For Non-Invasive Brain Stimulation, Kun Yue, Rakesh Guduru, Jeongmin Hong, Ping Liang, Madhavan Nair, Sakhrat Khizroev

HWCOM Faculty Publications

This paper for the first time discusses a computational study of using magneto-electric (ME) nanoparticles to artificially stimulate the neural activity deep in the brain. The new technology provides a unique way to couple electric signals in the neural network to the magnetic dipoles in the nanoparticles with the purpose to enable a non-invasive approach. Simulations of the effect of ME nanoparticles for non-invasively stimulating the brain of a patient with Parkinson’s Disease to bring the pulsed sequences of the electric field to the levels comparable to those of healthy people show that the optimized values for the concentration of …


Interactive Effects Of Morphine On Hiv Infection: Role In Hiv-Associated Neurocognitive Disorder, Pichili Vijaya Bhaskar Reddy, Sudheesh P. Kanthikeel, Shailendra K. Saxena, Madhavan P.N. Nair Mar 2012

Interactive Effects Of Morphine On Hiv Infection: Role In Hiv-Associated Neurocognitive Disorder, Pichili Vijaya Bhaskar Reddy, Sudheesh P. Kanthikeel, Shailendra K. Saxena, Madhavan P.N. Nair

HWCOM Faculty Publications

HIV epidemic continues to be a severe public health problem and concern within USA and across the globe with about 33 million people infected with HIV. The frequency of drug abuse among HIV infected patients is rapidly increasing and is another major issue since injection drug users are at a greater risk of developing HIV associated neurocognitive dysfunctions compared to non-drug users infected with HIV. Brain is a major target for many of the recreational drugs and HIV. Evidences suggest that opiate drug abuse is a risk factor in HIV infection, neural dysfunction and progression to AIDS. The information available …