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Intrastriatal Injection of Autologous Blood or Clostridial Collagenase as Murine Models of Intracerebral Hemorrhage
Published on: July 3, 2014
Antiplatelet use after intracerebral hemorrhage
A Viswanathan1, S M Rakich, C Engel
1Department of Neurology, Massachusetts General Hospital, Boston, MA 02114, USA.
Neurology
|January 26, 2006
Summary
Antiplatelet therapy is commonly prescribed after intracerebral hemorrhage. This study found no significant increase in recurrent intracerebral hemorrhage risk associated with antiplatelet use in survivors.
Area of Science:
- Neurology
- Cardiology
- Pharmacology
Background:
- Survivors of intracerebral hemorrhage face risks of recurrent bleeding and ischemic events.
- Secondary prevention strategies are crucial for managing these high-risk patients.
Purpose of the Study:
- To investigate the association between antiplatelet therapy and the risk of recurrent intracerebral hemorrhage.
- To stratify risk based on hemorrhage location (lobar vs. deep hemispheric).
Main Methods:
- A prospective cohort study followed intracerebral hemorrhage survivors.
- Data on recurrent intracerebral hemorrhage and antiplatelet use were collected via telephone interviews.
- Cox proportional hazards models analyzed the effect of antiplatelet exposure on recurrence risk.
Main Results:
- Recurrent intracerebral hemorrhage was significantly more common in lobar hemorrhage survivors (22%) than deep hemispheric survivors (4%).
- Antiplatelet agents were used in 22% of survivors, primarily for ischemic heart disease prevention.
- Antiplatelet use was not significantly associated with an increased risk of recurrent intracerebral hemorrhage in either lobar or deep hemispheric survivors.
Conclusions:
- Antiplatelet therapy is frequently used post-intracerebral hemorrhage.
- This observational study suggests antiplatelet use is not associated with a substantial increase in recurrent intracerebral hemorrhage risk.
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