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Related Concept Videos

Ischemic Stroke l: Introduction01:15

Ischemic Stroke l: Introduction

21
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.
21
Stroke: Introduction and Types01:29

Stroke: Introduction and Types

16
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...
16
Ischemic Stroke ll: Pathophysiology01:15

Ischemic Stroke ll: Pathophysiology

21
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...
21
Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

9
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...
9
Hemorrhagic Stroke l: Introduction01:17

Hemorrhagic Stroke l: Introduction

8
A hemorrhagic stroke is an acute neurological event that occurs when a weakened cerebral blood vessel ruptures, allowing blood to accumulate within or around the brain. The sudden release of blood forms a focal hematoma that increases intracranial pressure, displaces neural tissue, and can obstruct cerebrospinal fluid pathways. These effects may be compounded by intraventricular extension of the hemorrhage, cerebral edema, or compression of adjacent structures, all of which contribute to...
8
Ischemic Heart Disease: Overview01:17

Ischemic Heart Disease: Overview

3.8K
Ischemic heart disease occurs when the heart's blood supply dwindles, causing an ominous lack of oxygen and nutrients. This deficiency, stemming from reduced or obstructed blood flow, spells danger, leading to heart muscle damage and dysfunction.
Atherosclerosis, the primary malefactor, orchestrates this dangerous condition. It manifests as the accumulation of fatty deposits, akin to insidious plaques, within arterial walls. As time elapses, these plaques metamorphose, hardening and...
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Author Spotlight: Assessing Ischemic Stroke Damage Through Middle Cerebral Artery Occlusion Model
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Comparing ischaemic stroke in six European countries. The EuroHOPE register study.

A Malmivaara1, A Meretoja, M Peltola

  • 1Centre for Health and Social Economics, National Institute for Health and Welfare, Helsinki, Finland.

European Journal of Neurology
|September 9, 2014
PubMed
Summary

Comparing European healthcare systems for ischemic stroke reveals significant variations in hospitalization rates and a 1-year case fatality up to 31% in Hungary. Further development of stroke registers is needed for better comparisons.

Keywords:
Europebenchmarkingcase fatalityhospitalizationinternational differencesischaemic strokemortalityqualityregister

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Area of Science:

  • Public Health
  • Epidemiology
  • Health Services Research

Background:

  • Ischemic stroke presents a significant public health challenge across Europe.
  • International comparisons of stroke care are essential for identifying best practices and areas for improvement.

Purpose of the Study:

  • To assess the incidence, treatment, and case fatality of ischemic stroke across six European countries.
  • To compare healthcare system performance in managing ischemic stroke.
  • To identify limitations in current data and suggest improvements for future international comparisons.

Main Methods:

  • Utilized a multinational database linking national registers of hospital discharges, medication purchases, and mortality for ischemic stroke (ICD-9: 433-434, ICD-10: I63).
  • Included patients with an index admission in 2007 from Finland, Hungary, Italy, the Netherlands, Scotland, and Sweden, followed for one year.
  • Analyzed data at the patient level to compare incidence, treatment patterns, and case fatality.

Main Results:

  • Identified 64,170 ischemic stroke cases, with incidence rates varying from 77 to 407 per 100,000 population.
  • Observed substantial differences in medication use across countries.
  • Hungary exhibited the highest age- and sex-adjusted 1-year case fatality (31.0%), with the largest regional variations.

Conclusions:

  • Linking population-wide register data is feasible for describing national ischemic stroke outcomes.
  • Significant variations in ischemic stroke incidence, treatment, and case fatality exist across European countries.
  • Enhanced coverage and validity of administrative data, alongside population-based and clinical stroke registers, are crucial for accurate international comparisons and improved stroke care.