May 1, 1989Archives of Neurology
T-Cell Alterations in Late Postpoliomyelitis
Key result
Postpolio survivors show altered CD4+ T-cell subsets versus controls, suggesting immunologic drivers of late progression.
- n=58
Why the study?
The immune status and potential immunologic contributions to late disease progression in postpolio survivors were not well characterized.
Are there alterations in T-cell subsets in patients with late postpoliomyelitis compared to healthy controls?
Comparison
Symptomatic postpolio patients vs asymptomatic postpolio survivors and healthy controls
Design
Observational case-control study
Authors
Discussion
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Implication
Supports immunologic hypothesis in postpolio progression; hypothesis-generating and requires prospective validation before clinical consideration.
Study Design
Type
Observational (n=58)
Structured PICO
Are there alterations in T-cell subsets in patients with late postpoliomyelitis compared to healthy controls?
P
Population
58 individuals, comprising 18 with postpolio syndrome, 18 asymptomatic postpolio survivors, and 22 age-matched healthy controls.
C
Comparator
Age-matched healthy controls and asymptomatic postpolio survivors
O
Outcome
Lymphocyte subsets including CD4+ T cells, CD8+ T cells, B cells, and natural killer cells measured by two-color flow cytometric analysessurrogate
Postpolio survivors exhibit significant alterations in CD4+ T-cell subsets, suggesting immunologic factors may contribute to late disease progression.
Cite This Study
Ginsberg et al. (1989) conducted an observational in Prior poliomyelitis (n=58). Prior poliomyelitis vs. Age-matched healthy controls was evaluated on Alterations in lymphocyte subsets (CD4+, CD8+, B cells, and natural killer cells). Postpolio survivors demonstrated significant alterations in CD4+ T-cell subsets compared with normal controls, suggesting a potential immunologic contribution to late disease progression.