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Related Concept Videos

Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

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A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by a temporary, focal reduction in cerebral blood flow. Although symptoms resemble those of an ischemic stroke, the interruption in perfusion is short-lived and does not cause permanent infarction. TIAs are clinically important because they often serve as early warning events for future stroke.Mechanisms of Transient Cerebral IschemiaTransient cerebral ischemia may arise through several mechanisms. One...
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Ischemic Stroke ll: Pathophysiology01:15

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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...
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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.
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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...
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Atherosclerosis IV: Nursing Management01:23

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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...
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Secondary prevention after ischemic stroke or transient ischemic attack.

Sripal Bangalore1, Lee Schwamm2, Eric E Smith3

  • 1New York University Medical Center, New York.

The American Journal of Medicine
|April 1, 2014
PubMed
Summary

Patients experiencing transient ischemic attack (TIA) or ischemic stroke have lower adherence to secondary prevention measures upon hospital discharge compared to stroke patients. This missed opportunity highlights a need for improved preventive care following TIA.

Keywords:
Secondary preventionStrokeTransient ischemic attacks

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Area of Science:

  • Neurology
  • Cardiovascular Medicine
  • Public Health

Background:

  • Patients with stroke or transient ischemic attack (TIA) face a high risk of recurrent events.
  • TIA is a critical warning sign, indicating a potential stroke within hours to days.
  • Prompt initiation of secondary prevention therapies is crucial within a narrow therapeutic window.

Purpose of the Study:

  • To evaluate hospital adherence to evidence-based secondary prevention measures at discharge for patients with TIA or ischemic stroke.
  • To compare adherence rates between TIA and ischemic stroke cohorts.

Main Methods:

  • An observational study utilizing data from the Get With The Guidelines-Stroke registry (2007-2011).
  • Patients were categorized into two cohorts: TIA presentation and ischemic stroke presentation.
  • Assessment of adherence to secondary prevention and quality of care measures.

Main Results:

  • Over 850,000 patients were analyzed; 30% presented with TIA and 70% with ischemic stroke.
  • Adherence to secondary prevention measures was consistently lower for the TIA cohort compared to the ischemic stroke cohort.
  • Lower odds were observed for TIA patients receiving antithrombotics, anticoagulants, lipid-lowering medication, statin therapy, LDL measurement, smoking cessation counseling, stroke education, and weight loss recommendations.

Conclusions:

  • Hospital adherence to evidence-based secondary prevention discharge measures is significantly lower for patients with TIA compared to ischemic stroke.
  • This disparity represents a missed opportunity to implement preventive strategies and reduce the risk of recurrent stroke.
  • Improvements in care delivery for TIA patients are needed to ensure optimal secondary stroke prevention.