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HIV/AIDS Epidemiology & Mortality

CDC Surveillance Report Shows Small Decline in HIV Diagnosis, but Disparities Persist

While the overall number of new HIV infections remains stable, the rate of diagnosis appears to be decreasing, according to the latest HIV Surveillance Report from the U.S. Centers for Disease Control and Prevention (CDC), which includes data through the end of 2012. Black and Latino people, men who have sex with men, and young people continue to be disproportionately affected by the HIV/AIDS epidemic.

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UNAIDS: HIV Epidemic Will Spring Back without Near-Universal Diagnosis and Treatment

Adopting "fast-track" targets could avert more than 28 million new HIV infections and prevent 21 million AIDS-related deaths by 2030, according to this year's UNAIDS World AIDS Day Report. However, if the response is not rapidly scaled-up over the next 5 years to achieve near-universal diagnosis and treatment, the epidemic is likely to "spring back" with an even higher rate of new HIV infections than today, the report warns.

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CDC Publishes Revised HIV Surveillance Case Definition

The U.S. Centers for Disease Control and Prevention (CDC) has issued a revised surveillance case definition for HIV, published in the April 11, 2014, edition of Morbidity and Mortality Weekly Report. The new definition consolidates prior age-specific definitions into a single set of criteria for all age groups. The revised criteria also take into account improvements in diagnostic tests and a new classification for early infection.

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UNAIDS Gap Report Finds Half of HIV+ People Worldwide Are Unaware of Status

Half of people living with HIV worldwide -- or approximately 19 million -- do not know they are infected, preventing them from receiving life-saving treatment and contributing to viral transmission, according to the latest UNAIDS Gap Report released in advance of the 20th International AIDS Conference last week in Melbourne. The report also outlines progress, including the 13 million people who had access to antiretroviral therapy at the end of 2013.

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Curbing HIV Among Drug Users Reduces AIDS and Death Among Heterosexuals

Counseling, testing, and harm reduction programs that reduce HIV transmission among people who inject drugs (PWID) as well as non-injecting drug users were associated with an overall reduction in rates of progression to AIDS and mortality among heterosexuals in U.S. cities, according to study described in the April edition of Annals of Epidemiology.

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