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Related Concept Videos

Hemorrhagic Stroke l: Introduction01:17

Hemorrhagic Stroke l: Introduction

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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...
5
Stroke: Introduction and Types01:29

Stroke: Introduction and Types

11
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...
11
Ischemic Stroke ll: Pathophysiology01:15

Ischemic Stroke ll: Pathophysiology

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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...
7
Hemorrhagic Stroke ll: Pathophysiology01:29

Hemorrhagic Stroke ll: Pathophysiology

7
A hemorrhagic stroke develops when a cerebral blood vessel ruptures, allowing blood to escape into the surrounding brain tissue, as in intracerebral hemorrhage (ICH), or into the subarachnoid space, as in subarachnoid hemorrhage (SAH). Because the skull is a rigid compartment, the sudden presence of extravascular blood rapidly increases intracranial pressure and compresses adjacent neural structures, leading to immediate tissue injury and impaired cerebral perfusion.Mass Effect and Primary...
7
Ischemic Stroke l: Introduction01:15

Ischemic Stroke l: Introduction

9
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.
9
Acute Coronary Syndrome IV: Interprofessional Care01:28

Acute Coronary Syndrome IV: Interprofessional Care

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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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Updated: Apr 22, 2026

Setting Up a Stroke Team Algorithm and Conducting Simulation-based Training in the Emergency Department - A Practical Guide
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Sequential strokes in a hyperacute stroke unit.

Jeban Ganesalingam1, Sandeep Buddha2, Anoma L Carlton-Jones3

  • 1Department of Neurology, Imperial College Healthcare Trust, London W6 8RF, UK.

JRSM Open
|October 8, 2014
PubMed
Summary
This summary is machine-generated.

Vasculitis, a rare but treatable condition, can mimic hyperacute stroke. Standard thrombolysis doesn't address the root cause, necessitating prompt diagnosis and tailored treatment for effective patient outcomes.

Keywords:
antiphospholipid syndromestrokevasculitis

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Area of Science:

  • Neurology
  • Immunology
  • Vascular Medicine

Background:

  • Vasculitis is an uncommon condition affecting blood vessels.
  • It can present with symptoms similar to acute stroke.
  • Early recognition is crucial for effective management.

Observation:

  • Patients presenting to hyperacute stroke units may have vasculitis.
  • Thrombolysis is a common stroke treatment but does not address vasculitis pathology.
  • Clinical decisions are often made rapidly based on evolving symptoms.

Findings:

  • Vasculitis requires specific diagnostic approaches beyond standard stroke workups.
  • Treatment must target the underlying inflammatory process, not just clot lysis.
  • Delayed or incorrect treatment can lead to poor outcomes.

Implications:

  • Hyperacute stroke units must consider vasculitis in their differential diagnosis.
  • Developing rapid diagnostic pathways for vasculitis is essential.
  • Tailored treatment strategies are needed to improve outcomes for stroke patients with vasculitis.