Related Experiment Video
Updated: Aug 10, 2026
06:01
A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia
Published on: August 18, 2015
Secondary prevention of stroke--an update
1Department of Medicine, Ninewells Hospital, Dundee.
Journal of the Royal Society of Health
|September 2, 1998
Summary
Preventing recurrent stroke is crucial. Studies show low-dose aspirin and dipyridamole combination therapy, and clopidogrel, are effective in reducing stroke and TIA recurrence.
Area of Science:
- Neurology
- Cardiovascular Medicine
- Public Health
Background:
- Stroke is a leading cause of death and disability, necessitating effective prevention strategies.
- Identifying and managing modifiable risk factors is a cornerstone of clinical practice for stroke prevention.
Purpose of the Study:
- To review evidence on therapeutic regimens for secondary stroke prevention.
- To highlight the efficacy of specific drug therapies in reducing stroke and TIA recurrence.
Main Methods:
- Review of findings from major clinical trials, including the European Stroke Prevention Study (ESPS2) and the Clopidogrel/aspirin Prevention of Recurrence of Ischaemic Events (CAPRIE) trial.
- Analysis of therapeutic strategies involving aspirin, dipyridamole, and clopidogrel.
Main Results:
- The combination of low-dose aspirin (50 mg/d) and sustained-release dipyridamole (200 mg/d) demonstrated significant efficacy in reducing stroke and TIA recurrence, proving twice as effective as monotherapy.
- The CAPRIE trial indicated that clopidogrel is superior to aspirin in preventing recurrent ischemic events.
Conclusions:
- Rapid patient investigation, risk factor modification, and implementation of appropriate pharmacotherapy are essential in clinical practice for patients with stroke or TIA.
- Combination therapy with aspirin and dipyridamole, and clopidogrel, represent key evidence-based options for secondary stroke prevention.
Related Concept Videos
01:26Coronary Artery Disease IV: Preventive Measures
Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
01:26Atherosclerosis III: Management
Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
01:23Atherosclerosis IV: Nursing Management
Nursing management for a patient with arteriosclerosis involves a comprehensive approach focusing on lifestyle modification, disease monitoring, education, and symptomatic care. Here is an overview of effective nursing strategies:Assessment and Monitoring: Initial and ongoing assessments are crucial. Nurses must document the patient's medical history, including any hypertension, diabetes, hyperlipidemia, and other cardiovascular diseases. Assessments also cover family history and lifestyle...
01:29Stroke: Introduction and Types
A stroke is an acute neurological event caused by the sudden disruption of cerebral blood flow, leading to rapid loss of neuronal function. Neurons depend on continuous oxygen and glucose supply, so even brief interruptions can cause irreversible injury within minutes. Strokes are classified into ischemic and hemorrhagic types.Ischemic StrokeIschemic strokes are most common and occur due to arterial occlusion, depriving brain tissue of oxygen and nutrients. This leads to energy failure, ionic...
01:15Ischemic Stroke l: Introduction
Ischemic stroke is an acute cerebrovascular condition in which blood flow to a brain region is suddenly interrupted, leading to tissue infarction. Neurons depend on continuous oxygen and glucose supply, so even brief reductions in perfusion cause energy failure, ionic imbalance, and irreversible injury. Ischemic strokes are classified into thrombotic and embolic types based on their underlying mechanisms.Thrombotic MechanismsThrombotic stroke develops when a clot forms within a cerebral artery.
01:15Ischemic Stroke ll: Pathophysiology
An ischemic stroke occurs when a cerebral blood vessel becomes obstructed, most often by a thrombus or embolus, interrupting the delivery of oxygen and glucose to brain tissue. Because neurons rely on continuous aerobic metabolism, energy failure begins within minutes of reduced perfusion. The region receiving the least blood flow becomes the infarct core, an area of irreversible cellular death. Surrounding this core lies the penumbra, a zone of hypoperfused but still viable tissue that is...