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Related Concept Videos

Ischemic Stroke ll: Pathophysiology01:15

Ischemic Stroke ll: Pathophysiology

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...
Ischemic Stroke l: Introduction01:15

Ischemic Stroke l: Introduction

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.
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...
Hemorrhagic Stroke ll: Pathophysiology01:29

Hemorrhagic Stroke ll: Pathophysiology

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...
Hemorrhagic Stroke l: Introduction01:17

Hemorrhagic Stroke l: Introduction

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...
Cerebral Edema ll: Pathophysiology01:22

Cerebral Edema ll: Pathophysiology

Vasogenic edema is a major form of cerebral edema characterized by abnormal accumulation of fluid in the brain’s extracellular space due to disruption of the blood–brain barrier (BBB). The BBB is a specialized structure composed of endothelial cells connected by tight junctions, supported by astrocytic endfeet and a basement membrane. Under normal conditions, it tightly regulates the movement of ions, proteins, and solutes between the bloodstream and brain parenchyma. When this barrier loses...

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Updated: Jun 2, 2026

Establishment of Acute Pontine Infarction in Rats by Electrical Stimulation
05:02

Establishment of Acute Pontine Infarction in Rats by Electrical Stimulation

Published on: August 27, 2020

[Cerebellar infarction].

F Vuillier1, P Decavel, E Medeiros de Bustos

  • 1Service de neurologie 2, hôpital Jean-Minjoz, centre hospitalier universitaire, 3, boulevard Fleming, 25000 Besançon, France. fabrice.vuillier@univ-fcomte.fr

Revue Neurologique
|May 3, 2011
PubMed
Summary
This summary is machine-generated.

Diagnosing cerebellar infarction is challenging due to non-specific symptoms. Early identification and understanding cerebellar artery territories improve patient prognosis and treatment.

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Modeling Stroke in Mice: Permanent Coagulation of the Distal Middle Cerebral Artery
08:14

Modeling Stroke in Mice: Permanent Coagulation of the Distal Middle Cerebral Artery

Published on: July 31, 2014

Related Experiment Videos

Last Updated: Jun 2, 2026

Establishment of Acute Pontine Infarction in Rats by Electrical Stimulation
05:02

Establishment of Acute Pontine Infarction in Rats by Electrical Stimulation

Published on: August 27, 2020

Modeling Stroke in Mice: Permanent Coagulation of the Distal Middle Cerebral Artery
08:14

Modeling Stroke in Mice: Permanent Coagulation of the Distal Middle Cerebral Artery

Published on: July 31, 2014

Area of Science:

  • Neurology
  • Neuroimaging
  • Vascular Neurology

Context:

  • Cerebellar infarction diagnosis is often delayed by non-specific symptoms mimicking benign conditions.
  • Brainstem involvement enriches semiology, potentially overshadowing pure cerebellar signs.
  • Accurate diagnosis requires detailed knowledge of cerebellar artery territories.

Purpose:

  • To highlight the diagnostic challenges of cerebellar infarction.
  • To emphasize the importance of understanding cerebellar vascular territories for diagnosis and treatment.
  • To propose clinical algorithms for improved brain imaging selection.

Summary:

  • Cerebellar infarction presents with non-specific symptoms, complicating early diagnosis.
  • Knowledge of cerebellar artery territories is crucial for accurate diagnosis, understanding mechanisms, and treatment planning.
  • Clinical algorithms for symptoms like dizziness, headache, and vomiting can aid in selecting patients for brain imaging.

Impact:

  • Improved early identification of high-risk patients with cerebellar infarction.
  • Enhanced diagnostic accuracy and timely treatment initiation.
  • Better patient prognosis through optimized management strategies for cerebellar artery territory infarction.