Related Experiment Video

Updated: Jun 19, 2026

A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia
06:01

A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia

Published on: August 18, 2015

Risk, mechanisms and prevention of stroke after an acute myocardial infarction

Thomas Mooe1

  • 1Kardiologdivisionen, Medicinkliniken, Ostersunds sjukhus, SE-83183 Ostersund, Sweden. thomas.mooe@medicin.umuse

Expert Review of Neurotherapeutics
|October 9, 2009
PubMed

Insights

Stroke risk after myocardial infarction is reviewed, examining ventricular thrombi, platelet activation, and risk factors. Prevention strategies for ischemic and hemorrhagic stroke are detailed, challenging common assumptions about infarction location.

Area of Science:

  • Cardiology
  • Neurology
  • Thrombosis

Background:

  • Acute myocardial infarction (AMI) significantly increases stroke risk.
  • Understanding the link between cardiac events and cerebrovascular complications is crucial for patient management.
  • Existing knowledge on stroke prevention post-AMI requires critical evaluation.

Purpose of the Study:

  • To comprehensively review the risk, mechanisms, and prevention of stroke following acute myocardial infarction.
  • To critically assess the relationship between ventricular thrombi and stroke.
  • To discuss novel aspects of platelet activation and thrombotic risk.

Main Methods:

  • Literature review focusing on pathophysiology, epidemiology, and treatment of stroke post-AMI.
  • Critical analysis of existing data on risk factors and their importance across different age groups.
  • Evaluation of treatment options for both ischemic and hemorrhagic stroke prevention.

Main Results:

  • The review challenges the established importance of anterior infarction location in stroke risk.
  • It highlights new insights into platelet activation and its role in thrombotic risk.
  • Epidemiological data underscore the varying absolute risk of stroke based on age and risk factors.

Conclusions:

  • Effective prevention strategies for stroke after AMI involve understanding complex pathophysiological mechanisms.
  • Clinical management should consider individual risk profiles and challenge traditional assumptions.
  • Future research directions and practical clinical strategies are proposed for improved stroke prevention.

Related Concept Videos

Ischemic Stroke l: Introduction01:15

Ischemic 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.
Ischemic Stroke ll: Pathophysiology01:15

Ischemic 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...
Acute Coronary Syndrome I: Introduction01:30

Acute Coronary Syndrome I: Introduction

Acute Coronary Syndrome (ACS) encompasses a spectrum of heart conditions caused by sudden obstruction of coronary arteries, typically resulting from the rupture of an atherosclerotic plaque and subsequent thrombus (blood clot) formation. This obstruction can lead to partial or complete blockage of blood flow, causing varying degrees of myocardial ischemia or infarction.ACS includes the following clinical entities:Unstable Angina (UA)Non-ST-Elevation Myocardial Infarction (NSTEMI)ST-Elevation...
Acute Coronary Syndrome IV: Interprofessional Care01:28

Acute Coronary Syndrome IV: Interprofessional Care

IntroductionThe management of Acute Coronary Syndrome (ACS) aims to minimize myocardial damage, preserve myocardial function, and prevent complications.Initial ManagementInpatient management involves continuous cardiac monitoring, preferably in an ICU, focusing on blood pressure, serum sodium, potassium, and creatinine levels, and urine output. Ongoing pharmacologic management is crucial for stabilizing the patient.Supplemental Oxygen: Administer supplemental oxygen if oxygen saturation is...
Stroke: Introduction and Types01:29

Stroke: 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...
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...