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Deep venous thrombosis in acute stroke patients

Jan P Bembenek1, Michał Karlinski, Adam Kobayashi

  • 1Second Department of Neurology, Institute of Psychiatry and Neurology, Warsaw, Poland. jbembenek@o2.pl

Clinical and Applied Thrombosis/Hemostasis : Official Journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis
|November 10, 2011
PubMed

Insights

Deep venous thrombosis (DVT) affects less than 10% of acute stroke patients, primarily those with ischemic stroke. Pre-stroke disability and elevated C-reactive protein are key risk factors, but DVT does not significantly impact 3-month outcomes.

Area of Science:

  • Neurology
  • Vascular Medicine
  • Medical Diagnostics

Background:

  • Deep venous thrombosis (DVT) is a recognized complication following stroke.
  • Understanding DVT incidence and risk factors in acute stroke patients is crucial for preventative strategies.

Purpose of the Study:

  • To determine the frequency of DVT in acute stroke patients.
  • To identify risk factors associated with DVT development post-stroke.
  • To evaluate the impact of DVT on 3-month patient outcomes.

Main Methods:

  • Prospective enrollment of 323 consecutive acute stroke patients.
  • Ultrasound imaging performed within 7 days of stroke onset.
  • Multivariate analysis to identify independent risk factors.

Main Results:

  • Deep venous thrombosis (DVT) was detected in 8.7% of patients, exclusively in those with ischemic stroke.
  • Independent risk factors for DVT included elevated C-reactive protein (CRP) levels (OR 3.15) and prestroke disability (Modified Rankin Scale 3-5, OR 2.89).
  • DVT did not significantly influence the 3-month outcomes for stroke patients.

Conclusions:

  • Deep venous thrombosis (DVT) is an infrequent complication (<10%) in acute stroke.
  • Prestroke dependency and elevated baseline CRP levels are significant independent risk factors for DVT in stroke patients.
  • The presence of DVT does not appear to adversely affect the 3-month prognosis after acute stroke.

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