| CD4+ counts | Alternative causes of depletion | Physical stress | STDs |
| Acute Sexually Transmitted Infections Increase Human Immunodeficiency Virus Type 1 Plasma Viremia, Increase Plasma Type 2 Cytokines, and Decrease CD4 Cell Counts. |
| Anzala AO et al. |
| | “CD4 and CD8 T cell counts... were quantitated before, during, and after episodes of STI [Sexually Transmitted Infections]. I... a decline in CD4+ T cell counts occurred during gonococcal cervicitis and returned to baseline after treatment...Similar changes were seen in women with pelvic inflammatory disease...” |
| | JID. 2000 Aug;182(2):459-466. | 2000 |