Headache/Delirium/Focal Neurological Signs in the HIV-Positive Patient
| CD4 T cell count (×106/L) | ||
|---|---|---|
| >500 | 200–500 | <200 |
| Usual causes | Usual causes | Usual causes |
| (see also Chapters 4, 14 and 15) | HIV encephalopathy | Primary CNS lymphoma |
| Tuberculous meningitis | Tuberculous meningitis (Appendix ) | |
| (Appendix 68.1) | Toxoplasmosis Cryptococcal meningitis (Appendix ) | |
| Progressive multifocal leucoencephalopathy | ||