|
CD4 Lymphocytes are T cells (helper cells), produced primarily in the
thymus, and play a significant role in cellular immunity.
A drop in CD4 lymphoctes accompanies the
transition from an HIV positive state to AIDS.
|
Normal Values*
|
CD4 Helper cells (relative) |
34-67% |
|
CD4 Helper cells (absolute)
|
493-1191cells/µl |
|
CD4 Helper cells (AIDS Criteria)
|
<200 cells/µl |
*These are general values taken from a variety of
sources. The actual normal values may vary from lab to lab and from one
type of testing protocol to another.
|
Source:
Operational Medicine 2001, Health
Care in Military Settings, NAVMED P-5139, May 1, 2001, Bureau
of Medicine and Surgery, Department
of the Navy, 2300 E Street NW, Washington, D.C., 20372-5300
OB-GYN 101:
Introductory Obstetrics & Gynecology
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