HIV/AIDS Monitoring Tests: CD4 (T-Cell) Tests

The Basics | Research | CD4 Testing for HIV-Infected People in Resource-Poor Areas | Track Your Tests With TheBody.com's HIV/AIDS Health Tracker!

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My CD4 count has decreased, but my CD4 percentage has gone up. What does that mean?
Can you explain "viral load" and "CD4 cell count," and detail how they are measured?
Are there any HIV drugs -- or other medications -- known to increase CD4 counts?
My doc says that my CD4 count isn't that important because my viral load is undetectable -- is this true?

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Questions

The Basics

FAQs About CD4 (T-Cell) Count From The Body's "Ask the Experts" Forums (Regularly Updated)
From The Body's "Ask the Experts" Forums
CD4 Cell Tests (March 21, 2009)
To read PDF, click here
From AIDS InfoNet
How the Immune System Fights Disease (September 18, 2008)
Great primer on how T cells work.
In AIDS 101, from San Francisco AIDS Foundation
Blood Work: Two Common Tests to Use for Monitoring HIV Disease (January 2008)
To read PDF, click here
From Project Inform
Measuring Memory T-Cell Responses (Winter 2001/2002)
[Archived Article]
To read PDF, click here
In ACRIA Update, from AIDS Community Research Initiative of America

Research

Overweight HIVers See Lower CD4 Gain While on HIV Meds, Study Suggests (November 19, 2009)
An Interview With Nancy Crum-Cianflone, M.D., M.P.H.
From The Body
Study Confirms Importance of CD4 Increase, Undetectable Viral Load After Starting HAART (March 28, 2008)
From aidsmap.com
HIV Viral Load Is Not Reliable Indicator for CD4+ T Cell Counts, Study Says (September 28, 2006)
[Archived Article]
In Kaiser Daily HIV/AIDS Report, from Henry J. Kaiser Family Foundation
To Start or Not to Start? CD4 Percentage May Provide Guidance (August 29, 2005)
[Archived Article]
Among people with a CD4 count above 350, HIV disease progression is found to be 3.6 times more likely for those with a CD4 percentage below 17%.
From aidsmap.com
The Buzz: The Disconnect Syndrome -- A Controversial Dilemma (May/June 2002)
[Archived Article]
To read PDF, click here
In Positively Aware, from Test Positive Aware Network

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