Evidence map›Paper›PMID 18492332›Full record

ArticleThe international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease2008

Rapid diagnosis of Mycobacterium tuberculosis meningitis by enumeration of cerebrospinal fluid antigen-specific T-cells.

M M Thomas, T S C Hinks, S Raghuraman, N Ramalingam, M Ernst, R Nau, C Lange, K Kösters, C Gnanamuthu, G T John and 2 more

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In one paragraph

Article in The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 4 pooled it
8.6field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

32 citing papers in PubMed, 4 syntheses or guidelines pooled it, 96 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors at 1 institution in 1 country.

M M ThomasDepartment of Neurology, Christian Medical College, Vellore, India.
T S C Hinks
S Raghuraman
N Ramalingam
M Ernst
R Nau
C Lange
K Kösters
C Gnanamuthu
G T John
B Marshall
A Lalvani
Christian Medical College & Hospital · IN

Funding

Wellcome Trust 064353
6 · The paper itself

Abstract

settingHospital in-patients with suspected tuberculous meningitis (TBM), predominantly in India.

objectiveTo determine whether interferon-gamma (IFN-gamma) secreting Mycobacterium tuberculosis antigen-specific T-cells are present in the cerebrospinal fluid (CSF) of patients with TBM and to evaluate the feasibility of CSF enzyme-linked immunospot (ELISpot) for the diagnosis of active TBM.

designProspective blinded hospital-based study.

resultsThe overnight ELISpot assay detected M. tuberculosis antigen-specific IFN-gamma secreting T-cells in CSF from nine of 10 prospectively recruited patients with TBM, and zero of seven control patients with meningitis of other aetiology. This corresponds to a diagnostic sensitivity of 90% (95%CI 56-100) and specificity of 100% (95%CI 59-100).

conclusionThis pilot study demonstrates proof-of-principle for a new T-cell-based diagnostic test for TBM which is rapid, sensitive and specific.

Indexed as

AdolescentAdultAgedAntigens, BacterialChildEnzyme-Linked Immunosorbent AssayFemaleHumansInterferon-gammaMaleMiddle AgedPilot ProjectsProspective StudiesT-Cell Antigen Receptor SpecificityTuberculosis, MeningealAntigens, BacterialInterferon-gamma

Identifiers

PMID18492332
PMCPMC2871295
OpenAlexW152701851

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.