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Related Concept Videos

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...
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...
Increased Intracranial Pressure ll: Pathophysiology01:29

Increased Intracranial Pressure ll: Pathophysiology

Increased intracranial pressure (ICP) refers to a potentially life-threatening rise in pressure inside the skull. This usually happens when there is a major change in the volume of brain tissue, blood, or cerebrospinal fluid (CSF) — the three components inside the skull. According to the Monro-Kellie doctrine, if the volume of one component increases, the volumes of the other components must decrease to maintain normal pressure. If this does not happen, ICP rises.The process often begins with...
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...
Increased Intracranial Pressure l: Introduction01:14

Increased Intracranial Pressure l: Introduction

Intracranial hypertension is a sustained elevation of intracranial pressure (ICP) above 22 mm Hg. In supine adults, normal ICP is ~7–15 mm Hg.The rigid, nonexpandable cranium contains three components—brain tissue, blood, and cerebrospinal fluid (CSF)—that total ~1,700 mL in a typical adult: 1,400 mL brain (~80%), 150 mL blood (~10%), and 150 mL CSF (~10%). According to the Monro–Kellie doctrine, total intracranial volume is effectively fixed. When one component expands, CSF and venous blood...
Stroke: Introduction and Types01:29

Stroke: Introduction and Types

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...

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Related Experiment Video

Updated: Jun 23, 2026

Minimally Invasive Endoscopic Intracerebral Hemorrhage Evacuation
09:01

Minimally Invasive Endoscopic Intracerebral Hemorrhage Evacuation

Published on: October 15, 2021

Intracerebral haemorrhage.

Adnan I Qureshi1, A David Mendelow, Daniel F Hanley

  • 1Zeenat Qureshi Stroke Research Center, Department of Neurology and Neurosurgery, University of Minnesota, MN, Minnesota 55455, USA. qureshi@umn.edu

Lancet (London, England)
|May 12, 2009
PubMed
Summary

Intracerebral haemorrhage (ICH) is a major health issue. Coordinated care and advanced treatments can reduce ICH mortality and improve patient survival rates.

Area of Science:

  • Neurology
  • Public Health
  • Critical Care Medicine

Background:

  • Intracerebral haemorrhage (ICH) presents a significant public health challenge, marked by high mortality and disability rates.
  • Despite a global increase in ICH hospital admissions over the last decade, mortality rates have remained stagnant.
  • Current community care practices are associated with higher mortality compared to coordinated primary and specialty care approaches.

Purpose of the Study:

  • To highlight the impact of coordinated care and advanced interventions on outcomes for patients with intracerebral haemorrhage.
  • To review current and emerging treatment strategies aimed at reducing mortality and improving functional survival in ICH patients.

Main Methods:

  • Review of clinical trials and observational studies focusing on intracerebral haemorrhage management.

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Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model
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Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Published on: June 18, 2021

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Last Updated: Jun 23, 2026

Minimally Invasive Endoscopic Intracerebral Hemorrhage Evacuation
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Minimally Invasive Endoscopic Intracerebral Hemorrhage Evacuation

Published on: October 15, 2021

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model
09:14

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Published on: June 18, 2021

  • Analysis of treatment approaches including early diagnosis, haemostasis, blood pressure control, surgical interventions, and intracranial pressure management.

    • Main Results:

    • Coordinated primary and specialty care models are linked to reduced mortality in intracerebral haemorrhage cases.
    • Specific interventions such as aggressive blood pressure management and clot removal techniques show promise.
    • Effective management of intracranial pressure and removal of intraventricular blood are crucial for patient outcomes.

    Conclusions:

    • Developing standardized critical care treatment goals and care sequences can significantly improve outcomes after intracerebral haemorrhage.
    • Implementation of advanced treatment approaches offers potential to decrease mortality and enhance functional survival for ICH patients.
    • Integrated care pathways and specialized interventions are key to improving the clinical management of intracerebral haemorrhage.