Advertisement

The Body: The Complete HIV/AIDS Resource
Follow Us Follow Us on Facebook Follow Us on Twitter Download Our App
Professionals >> Visit The Body PROThe Body en Espanol

Difference Between Cd4 And Cd8 Immune Cells

Here's a taste of what TheBody.com has to offer on this topic:
Get the Facts
AIDS InfoNet

CD4 Cell Tests

What Are CD4 Cells? Why Are CD4 Cells Important in HIV? What Is a CD4 Test? What Factors Influence a CD4 Cell Count? How Are the Test Results Reported? What Do the Numbers Mean? Ongoing Monitoring "Non-AIDS" Illness and Death The Bottom Line What Are CD4 Cells? CD4 cells are a type of lymphocyte (white blood cell). They are an important part of the immune system. CD4 cells are sometimes called T-cells. There are two main types of...
Ask the Experts

CD4 and CD4/CD8 ratio

Dear Cal, I have been recently diagnosed HIV+ (June 02) and have some questions regarding both the CD4/CD8 ratio and CD4 which do not seem to be spoken about as much as the CD4 absolute.My first question is what exactly are CD8 cells? What happens...
Cal Cohen, M.D., M.S.

Response from Cal Cohen, M.D., M.S.

Harvard Medical School
Thanks Jim - glad this helps.So - about these cell counts. We simplify the immune system to make it easier to count and report things. And one important simplification is this one - we can distinguish two major types of important cells in the... Read more »

CD4, CD8, CD4/CD8 ratio

Dear Dr. Bob,I have a cd4 count of 800(350-1900, range), is 50(32-68,range), cd8 count of 266(155-1000,range), cd8 17 (14-38,range), and finally cd4/cd8 ratio of 2.99( .9-3.5 range). I do not have hiv according to the test I have taken, elisa, pcr...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,You have a negative ELISA, negative PCR-DNA, and negative PCR-RNA two years after a possible exposure. You also have completely normal CD4 counts. And you're still "going crazy?" Why??? Are you upset about being HIV-negative?... Read more »

CD4 - CD4:CD8 - CD4 keeps going down and doc says don't worry. It will not do any good.

I am on atripla, since 10/19/2009. I have never missed a dose, my CD4 count went up for awhile and has been decreasing for the past year. (see lab results below.) The doctor I see is busy and really answers in very short nondescript answers. I...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
I actually would agree with your doctor. Thanks for sending the detailed information. In general, your CD4 count has remained stable over the last 3 years at an average of around 276, although the CD4% has increased significantly (7% increase),... Read more »

CD8 Increase Over CD4

I was infected with HIV in Dec 2003. My viral load has been undetected without meds. My CD4 count has been between 677 to 1100 with the CD4% of 36% - 45% and the CD4/CD8 % being 1.3 over the course the past 9 months (I have taken many test through...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
An increase in CD8 cells is a natural reaction to HIV infection. I never react to one set of lab tests, particularly if they indicate a change. I always repeat them to see whether the difference was an anomaly or is truly a significant change. I... Read more »
Connect With Others

Negative but with a very low CD4 and CD4/CD8

Posted by tobeabetterman, 1 Reply
Hi everyone , sorry to bother again .
I was once told by dear kicker and riverprincess that my 3 months result is conclusive , thank you very much with my best wishes , and I'm sorry I have bother you again .
Some new situation make me nervous again .... Read more »

Use of cd4/cd8

Posted by Anonymous
Hi,
dropping by this bulletin-board, I see there is a lot of use and abuse of t-cell subsets among worried wells. To put things in perspective - cd4/cd8-ratios were used as a surrogate marker of HIV-infection among blood donors at a US hospital... Read more »

cd4/cd8 ratio

Posted by Anonymous, 1 Reply
cd4 helper 1254 -57%
cd8 suppressor 517-23.5%
cd4/cd8 ratio 2.43
wbc 10.7 h
platelet 425 h
mono neg
checking for reativation of ebv because my herpe virus is so high but no outbreaks. would your cd4/cd8 ratio be high with hiv or low? if you don't mind me... Read more »