Monthly Archives: October 2011

How well does the GeneXpert rapid TB diagnostic perform among children?

By on .

 The World Health Organization endorsed the rapid implementation of the GeneXpert MTB/RIF test for rapid tuberculosis detection, multidrug-resistant TB (MDR-TB) and TB in HIV infected individuals in December of 2010 – taking time to diagnosis down to 100 minutes, whereas other tests can take up to three months to deliver results. At that time, however, […]

Challenges in TB preventive therapy in children in Ethiopia

By on .

Impossible to conduct contact tracing in a war setting, TB culture services precarious

The World Health Organization (WHO) and most national tuberculosis programs (NTPs) recommend contact tracing, including the children in the household, and call for provision of isoniazid preventive therapy (IPT) for asymptomatic children less than five years old for at least six months. Nevertheless there is a major gap between policy and practice…

International TB meeting addresses TB in women and children

By on .

Katherine Floyd from the World Health Organization (WHO) kicked off an all-day symposium on TB and women and children at the Lille, France meeting of the International Union against Tuberculosis and Lung Disease by summarizing WHO’s latest global TB report with an eye to looking at women and children. There are significant data challenges to evaluating […]

What happened in Haiti Part II: One country’s battle against time and cholera

By on .

Part II: The public health response

The long distances patients have to travel to get care, poor water treatment and sanitation across Haiti, and the fact that the Haitian population hasn’t been exposed to cholera for at least 100 years all contributed to an inability to control the epidemic that has taken already taken the lives of more than 6,600 people…

Uncovering the role of the thymus in AIDS progression

By on .

HIV-infected patients who maintain undetectable levels of the virus are known as elite controllers – they have high or “normal” CD4 cell counts and behave just like HIV-negative people, said Mathias Lichterfeld of Harvard Medical School at a press conference Friday during the 49th Annual Meeting of the Infectious Diseases Society of America. Fending off […]

The latest in tuberculosis diagnostics

By on .

Steve Lawn, from the University of Cape Town in South Africa, began his talk on diagnostics for HIV associated tuberculosis (TB) by reminding the audience of the enormous burden of TB in his country where one percent of the population develops TB disease each year. He gave his presentation to an audience at the 49th […]

White House weighs in on key priorities for fiscal year 2012, including global health

By on .

In an October 19 letter to the Democratic and Republican leaders of the House and Senate Appropriations committees, the Director of the White House Office of Management and Budget (OMB) Jack Lew spelled out the Obama administration’s funding priorities for the current fiscal year (FY) across the various funding bills. The letter contains the following […]

GB Virus C: HIV’s viral enemy?

By on .

Researchers continue to unfold the curious link between HIV and GB Virus C (GBV-C). “Every study that shows persistent [GBV-C] infection over time has shown a survival benefit to HIV co-infected patients. How does this work? Why does this virus improve survival among people with HIV? Can we use it therapeutically?” Jack T Stapleton, MD, […]