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January 28, 2010

Premature Aging of the Brain Seen in HIV Patients

"It's not clear if the virus or the drugs that treat it -- or both -- are contributing to the aging. But one thing is clear: The blood flow in HIV patients is about the same as in those of uninfected people who are 15 to 20 years older. ...

"In the study, researchers used MRI scans to study the blood flow in the brains of 26 HIV-infected people and 25 other people who weren't infected. The average age and education level of the participants were similar.

"The researchers found reduced blood flow in the brains of younger HIV-infected patients who were infected recently, not just the older ones."

Read more in, January, 2010.