Evidence map›Paper›PMID 41212200›Full record

ArticleAnnals of hematology2025

Cerebrospinal fluid β2-microglobulin as a diagnostic biomarker in central nervous system lymphoma: a single-center retrospective analysis.

Yijun Fan, Yuyang Huang, Wenwen Zheng, Zhouzhou Su, Jun Hu, Shunzong Yuan

Abstract read
In one paragraph

Article in Annals of hematology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Dynamic changes in serum IL-6, TNF-Frontiers in medicine · 2026
    Article
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

6 authors.

Yijun Fan *Senior Department of Hematology, Chinese PLA General Hospital, Beijing, 100071, China.
Yuyang Huang *Senior Department of Hematology, Chinese PLA General Hospital, Beijing, 100071, China.
Wenwen Zheng *Department of Laboratory Medicine, The Fifth Medical Center of PLA General Hospital, Beijing, 100071, China.
Zhouzhou SuProgramme Committee for the Study Programmes in Biomedicine, Karolinska Institute, Stockholm, 17177, Sweden.
Jun HuDepartment of Neurology, Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, 400038, China. hujun@tmmu.edu.cn.
Shunzong YuanSenior Department of Hematology, Chinese PLA General Hospital, Beijing, 100071, China. yuanshunzong@126.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This retrospective cohort study investigated the diagnostic performance of cerebrospinal fluid (CSF) β2-microglobulin (β2-M) in patients with central nervous system lymphoma (CNSL). Between January 2018 and August 2024, 1,349 hospitalized patients with CSF β2-M in our center were categorized into lymphoma, leukemia, solid tumor, and other disease cohorts, with additional stratification by central nervous system involvement. CSF β2-M concentrations were markedly elevated in CNSL relative to all other comparator groups (p < 0.001). A cut-off value of 1.85 mg/L discriminated CNSL from non-CNS-involved lymphoma with high diagnostic accuracy, yielding 85.7% sensitivity and 89.7% specificity. Longitudinal assessment further demonstrated that dynamic CSF β2-M trajectories correlated with therapeutic response and relapse risk. Collectively, these findings establish CSF β2-microglobulin as a reliable, accessible, and cost-effective diagnostic biomarker for CNSL.

Indexed as

beta 2-MicroglobulinCentral Nervous System NeoplasmsLymphomaAdolescentAdultAgedAged, 80 and overAntimetabolites, AntineoplasticBiomarkersChildChild, PreschoolFemaleHumansInfantInjections, SpinalMaleAntimetabolites, AntineoplasticB2M protein, humanbeta 2-MicroglobulinBiomarkersMethotrexateCentral nervous system lymphomaCerebrospinal fluidDiagnostic biomarkerΒ2-microglobulin

Identifiers

PMID41212200
PMCPMC12672816

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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.