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Related Experiment Videos

Anticoagulation for cerebral sinus thrombosis.

J Stam1, S F De Bruijn, G DeVeber

  • 1Department of Neurology, Academic Medical Centre, University of Amsterdam, PO Box 22700, Amsterdam, Netherlands, 1100 DE. j.stam@amc.uva.nl

The Cochrane Database of Systematic Reviews
|January 10, 2003
PubMed
Summary

Anticoagulant therapy for cerebral sinus thrombosis appears safe, potentially reducing death or dependency risk. Limited evidence suggests benefits, but further research is needed for statistical significance in this rare condition.

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Area of Science:

  • Neurology
  • Vascular Medicine
  • Thrombosis Research

Background:

  • Cerebral sinus thrombosis treatment with anticoagulants remains controversial due to potential risks of hemorrhage versus benefits in preventing infarcts and embolism.
  • The use of anticoagulants may lead to new venous infarcts, neurological decline, and pulmonary embolism, but also carries a risk of bleeding complications.

Purpose of the Study:

  • To systematically review existing evidence on the efficacy and safety of anticoagulant therapy for confirmed cerebral sinus thrombosis.
  • Evaluate the impact of anticoagulants on patient outcomes, including mortality, dependency, and hemorrhagic events.

Main Methods:

  • Conducted a systematic review of randomized controlled trials comparing anticoagulant therapy with placebo or open controls for cerebral sinus thrombosis.

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  • Searched multiple databases (Cochrane Stroke Group, MEDLINE, EMBASE, Cochrane Controlled Trials Register) up to October 2001/March 2002.
  • Included two trials with 79 patients, analyzing outcomes using intention-to-treat principles and pooled relative risks.

    • Main Results:

    • Anticoagulant therapy showed a pooled relative risk of death of 0.33 (95% CI 0.08-1.21) and death or dependency of 0.46 (95% CI 0.16-1.31).
    • No new intracerebral hemorrhages were observed in the anticoagulant group; one major gastrointestinal hemorrhage occurred.
    • Two control patients experienced pulmonary embolism, one fatal, while no pulmonary embolisms were reported in the anticoagulant group.

    Conclusions:

    • Limited evidence suggests anticoagulant treatment for cerebral sinus thrombosis is safe.
    • Anticoagulant therapy may offer a significant reduction in the risk of death or dependency, though not statistically significant in this review.
    • Further high-quality research is warranted to definitively establish the role of anticoagulants in managing cerebral sinus thrombosis.