Interpreting cerebrospinal fluid pleocytosis in HIV in the era of potent antiretroviral therapy
2007

Understanding CSF Pleocytosis in HIV Patients

Sample size: 50 publication 10 minutes Evidence: moderate

Author Information

Author(s): Marra Christina M, Maxwell Clare L, Collier Ann C, Robertson Kevin R, Imrie Allison

Primary Institution: Harborview Medical Center, University of Washington, Seattle, WA, USA

Hypothesis

What is the relationship between CSF pleocytosis, CNS antiretroviral penetration, adherence to antiretroviral medication regimens, and neurological symptoms in HIV-infected individuals?

Conclusion

CSF pleocytosis is linked to identifiable clinical features in HIV patients, and using antiretroviral agents reduces the likelihood of pleocytosis.

Supporting Evidence

  • CSF pleocytosis was significantly related to lack of current antiretroviral use.
  • Higher CD4 counts were associated with increased odds of CSF pleocytosis.
  • Detectable plasma HIV RNA was linked to higher odds of CSF pleocytosis.

Takeaway

Some people with HIV have extra white blood cells in their spinal fluid, but taking HIV medicine can help lower that number.

Methodology

The study involved clinically stable HIV-infected individuals who attended visits every 6 months for at least one year, undergoing various assessments including lumbar puncture and neuropsychological tests.

Potential Biases

The study was a convenience sample, which may affect generalizability.

Limitations

The sample size was modest, which may limit the power to detect some associations.

Participant Demographics

{"age":{"median":41.5,"range":"23-64"},"gender":{"male":39,"female":11},"race":{"White":33,"Black":10,"Hispanic":4,"Other":3},"education_years":{"median":13,"range":"9-18"}}

Statistical Information

P-Value

0.003

Confidence Interval

95% CI 1.8–18.6

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2334-7-37

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