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Related Concept Videos

Ischemic Heart Disease: Overview01:17

Ischemic Heart Disease: Overview

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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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Dysrhythmias II: Classification of Tachyarrhythmias01:28

Dysrhythmias II: Classification of Tachyarrhythmias

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Tachyarrhythmias are a type of dysrhythmia where the heart rate exceeds 100 beats per minute. Here are some common types of tachyarrhythmias:Sinus TachycardiaSinus tachycardia originates from increased impulses from the sinus node, leading to an elevated heart rate. It is often triggered by stress, fever, or exercise.Patients may experience palpitations, a sensation of a racing heart, dizziness, and chest discomfort.Causes and Risk Factors: Common causes include physical exertion, emotional...
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Vascular Spasm01:16

Vascular Spasm

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The vascular phase, also known as vasospasm, is the initial stage of hemostasis, crucial for preventing excessive bleeding when a blood vessel is injured. After a vessel is cut, nerves in the damaged area trigger pain and other sensory impulses. Simultaneously, the smooth muscles in the vessel wall contract, resulting in a vascular spasm. This contraction reduces the vessel's diameter at the injury site, slowing or stopping blood loss through the vessel wall. Vascular spasms typically last...
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Acute Coronary Syndrome I: Introduction01:30

Acute Coronary Syndrome I: Introduction

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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...
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Dysrhythmias III: Characteristics of Dysrhythmias01:29

Dysrhythmias III: Characteristics of Dysrhythmias

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Dysrhythmias, also known as arrhythmias, are irregular heart rhythms that result from abnormal electrical activity in the heart, affecting its ability to circulate blood efficiently. Tachyarrhythmias, a subset of dysrhythmias, are characterized by abnormally fast heart rates exceeding 100 beats per minute. Here are some types of tachyarrhythmias with their distinct ECG features:Sinus Tachycardia:Sinus tachycardia presents a regular heart rhythm with an increased rate of 101-180 beats per...
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Restless Leg Syndrome and Night Terrors01:27

Restless Leg Syndrome and Night Terrors

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Restless Leg Syndrome (RLS), also known as Willis-Ekbom disease, is a neurological disorder characterized by an uncontrollable urge to move the legs due to uncomfortable sensations. These sensations typically occur during periods of rest or inactivity, particularly when lying down or sitting, and can severely disrupt sleep.
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Related Experiment Video

Updated: Dec 11, 2025

A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia
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A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia

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[Limb-shaking transient ischaemic attack].

Alexander Cuculiza Henriksen1, Jacob Marstrand, Hanne Christensen

  • 1ahen0070@regionh.dk.

Ugeskrift for Laeger
|August 18, 2020
PubMed
Summary

Limb-shaking transient ischaemic attack (LS-TIA), a sign of cerebral haemodynamic failure, is often missed but linked to poor outcomes. Diagnosis requires imaging, and treatment focuses on preventing atherosclerosis and improving blood flow.

Area of Science:

  • Neurology
  • Vascular Medicine
  • Diagnostic Imaging

Background:

  • Limb-shaking transient ischaemic attack (LS-TIA) is a rare neurological symptom.
  • It arises from significant cerebral haemodynamic compromise due to large vessel disease.
  • LS-TIA is frequently underdiagnosed, despite its association with a poor prognosis.

Purpose of the Study:

  • To review the diagnostic criteria for LS-TIA.
  • To outline current management strategies for LS-TIA.
  • To highlight the prognostic implications of LS-TIA.

Main Methods:

  • Review of existing literature on LS-TIA.
  • Analysis of diagnostic imaging findings in LS-TIA.
  • Evaluation of treatment approaches for LS-TIA.

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Main Results:

  • LS-TIA presents as irregular hemiform jerks due to cerebral ischaemia.
  • Diagnostic confirmation relies on imaging that shows reduced cerebral perfusion and/or flow.
  • Management involves optimizing secondary prevention of atherosclerosis and improving cerebral perfusion.

Conclusions:

  • LS-TIA is a critical indicator of haemodynamic failure requiring prompt recognition.
  • Current treatment focuses on medical management and secondary prevention.
  • Evidence supporting surgical interventions for LS-TIA remains limited.