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Related Concept Videos

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...
Acute Coronary Syndrome I: Introduction01:30

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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...
Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT01:25

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

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 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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Optimized Management of Endovascular Treatment for Acute Ischemic Stroke
09:21

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Published on: January 18, 2018

Optimizing the risk estimation after a transient ischaemic attack - the ABCDE⊕ score.

S T Engelter1, M Amort, F Jax

  • 1Stroke Unit and Department of Neurology, University Hospitals Basel, Petersgraben, Basel, Switzerland. sengelter@uhbs.ch

European Journal of Neurology
|May 11, 2011
PubMed
Summary
This summary is machine-generated.

A new ABCDE+ score improves stroke prediction after transient ischaemic attack (TIA) by adding etiology and diffusion-weighted imaging (DWI) positivity to the ABCD score.

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A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis
18:11

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

Published on: December 28, 2012

Area of Science:

  • Neurology
  • Cardiovascular Medicine
  • Medical Diagnostics

Background:

  • Existing risk prediction scores like ABCD and ABCD2 for stroke after transient ischaemic attack (TIA) have limitations.
  • Some TIAs are followed by stroke despite low predicted risk scores, indicating a need for improved prediction models.

Purpose of the Study:

  • To evaluate the enhanced ABCDE+ score for predicting recurrent ischaemic events after TIA.
  • To compare the predictive accuracy of the ABCDE+ score against the ABCD and ABCD2 scores.

Main Methods:

  • A prospective cohort study was conducted on consecutive TIA patients in a university hospital emergency department.
  • The predictive values of the ABCD, ABCD2, and the novel ABCDE+ scores were compared using Area Under the Receiver-Operating Characteristic Curves (AUCs).
  • Outcomes assessed were stroke or recurrent TIA within 90 days.

Main Results:

  • Out of 248 TIA patients, 33 (13.3%) experienced a stroke or recurrent TIA within 90 days.
  • Recurrent events were associated with large-artery atherosclerosis etiology (46% vs. 14%) and positive diffusion-weighted imaging (DWI) (61% vs. 35%).
  • The ABCDE+ score demonstrated superior predictive value (AUC 0.67) compared to ABCD2 (AUC 0.48, P=0.04) and a trend toward superiority over ABCD (AUC 0.50, P=0.07).

Conclusions:

  • The ABCDE+ score, incorporating etiology and DWI-positivity, enhances the prediction of subsequent cerebral ischaemic events in TIA patients.
  • This refined score offers improved risk stratification for TIA patients, potentially guiding more precise management strategies.