SynthesisBMC neurology2025
Safety and efficacy of intravenous thrombolysis: a systematic review and meta-analysis of 93,057 minor stroke patients.
Synthesis in BMC neurology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 2 of them syntheses that pooled it.
What it found
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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.
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.
Who cites it
4 citing papers in PubMed, 2 syntheses or guidelines pooled it.
- Intravenous thrombolysis versus antiplatelet standard care for patients with mild acute ischemic stroke: a systematic review and meta-analysis.Frontiers in medicine · 2026Pooled it
- Efficacy and safety of intravenous thrombolysis versus standard medical management for minor stroke: a systematic review and meta-analysis of RCTs.Frontiers in neurologyPooled it
- Thrombolysis in Patients With Mild Ischemic Stroke: A Comparative Effectiveness Study From the Norwegian Stroke Registry.European journal of neurology · 2026Article
- Effectiveness and Limitations of Intravenous rt-PA Therapy in Patients with Mild Cerebral Infarction.Journal of atherosclerosis and thrombosis · 2025Review
Corrections and comments
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Authors and funding
11 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundThe definition of minor ischemic stroke (MIS) is a topic of debate, however, the most accepted definition is a stroke with National Institutes of Health Stroke Scale (NIHSS) ≤ 5. Intravenous thrombolysis (IVT) is a crucial treatment option for acute ischemic stroke (AIS) including: alteplase, recombinant human tissue-type plasminogen activator (r-tPA), and the recently approved tenecteplase. However, there is a debate regarding its safety and efficacy. Therefore, our objective was to determine the safety and efficacy of IVT in treating minor stroke patients (NIHSS ≤ 5).
methodsUsing the search strategy assigned which was based on three keywords: "mild" or "minor", "stroke", and "intravenous thrombolysis", we searched for eligible articles on PubMed, Web of Science, Embase, and Scopus from inception till 10th January 2024. We conducted this meta-analysis using the random effect model to account for the heterogeneity among the studies. For the dichotomous variables, we calculated the odds ratio (OR) from the event and total of these variables. While for the continuous variables, we calculated the mean difference (MD) of these variables. Pooling of OR for the occurrence of events was also conducted.
resultsA total of 21 articles with 93,057 patients with MIS were included. The mean age of the participants ranged from 62.3 to 79.6. Most of the included patients had comorbidities such as hypertension, diabetes, previous stroke, smoking, atrial fibrillation, and hyperlipidemia. Of these, 10,850 received IVT while 82,207 did not. The use of IVT was statistically significant associated with 90-day modified Rankin score (mRs) 0-1 when compared with control with OR of 1.67 (95%CI: 1.46, 1.91, p < 0.00001) and was statistically significantly associated with improvement of NIHSS on discharge with OR of 2.19 (95%CI: 1.56, 3.08, p < 0.00001). In terms of safety outcomes, IVT has proven a safe profile, as there was no significant difference in intracranial hemorrhage (ICH) and mortality rates between the IVT and control groups with OR of 1.75 (95CI: 0.95, 3.23, p = 0.07) and 0.93 (95%CI: 0.77, 1.11, p = 0.41), respectively.
conclusionAlthough some studies have not found any benefits of IVT in MIS patients, a substantial body of literature strongly endorses IVT as an effective and safe treatment for MIS. IVT has been shown to improve the mRs and NIHSS scores at the 90-day mark without an increased risk of ICH or mortality.
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