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Related Concept Videos

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...
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...
Cerebral Edema l: Introduction01:19

Cerebral Edema l: Introduction

Cerebral edema is a pathological increase in brain water content that disrupts intracranial pressure regulation and impairs neurological function. Because the cranial vault is rigid, even modest increases in tissue volume can compromise cerebral perfusion, distort neural structures, and initiate secondary injury. Cerebral edema develops through four principal mechanisms: vasogenic, cytotoxic, interstitial, and ionic.Vasogenic EdemaVasogenic edema arises from disruption of the blood–brain...
Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
Brain Abscess l: Introduction01:26

Brain Abscess l: Introduction

A brain abscess is a focal, intracerebral infection characterized by a localized collection of pus within the brain parenchyma, resulting from microbial invasion and the body’s inflammatory response. It progresses through stages: early and late cerebritis, followed by early and late capsule formation, reflecting tissue destruction, immune response, and eventual encapsulation.Etiology and PathogenesisCausative organisms vary with source and host factors, often involving polymicrobial infections,...

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A Bedside, Single Burr Hole Approach to Multimodality Monitoring in Severe Brain Injury
06:18

A Bedside, Single Burr Hole Approach to Multimodality Monitoring in Severe Brain Injury

Published on: March 26, 2019

Elevated intracranial pressure management.

H Selim Karabekir1, Canan Balci

  • 1Department of Neurosurgery, School of Medicine, Afyon Kocatepe University, Afyon, Turkey. Tel. +212 90532 282882. Fax. +212 90272 2172029.

Neurosciences (Riyadh, Saudi Arabia)
|January 24, 2012
PubMed
Summary

Managing increased intracranial pressure (ICP) involves various strategies. Propofol aids sedation, while surgical decompression benefits younger patients with elevated ICP.

Area of Science:

  • Neurology and Neurosurgery
  • Critical Care Medicine

Background:

  • Elevated intracranial pressure (ICP) is a critical condition requiring prompt management.
  • Treatment strategies are multifaceted, involving positioning, temperature control, ventilation, and pharmacological interventions.

Purpose of the Study:

  • To outline the comprehensive treatment strategies for managing increased intracranial pressure (ICP).
  • To identify effective interventions for acute ICP elevations and assess the role of specific treatments in patient outcomes.

Main Methods:

  • Review of established treatment modalities for increased ICP.
  • Analysis of interventions including head and body positioning, hypothermia, ventilation adjustments, anesthetic agents, osmotic drugs, and surgical decompression.
  • Evaluation of the efficacy of propofol for sedation and surgical decompression in specific patient demographics.

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Automated Midline Shift and Intracranial Pressure Estimation based on Brain CT Images
14:08

Automated Midline Shift and Intracranial Pressure Estimation based on Brain CT Images

Published on: April 13, 2013

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A Bedside, Single Burr Hole Approach to Multimodality Monitoring in Severe Brain Injury
06:18

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Published on: March 26, 2019

Automated Midline Shift and Intracranial Pressure Estimation based on Brain CT Images
14:08

Automated Midline Shift and Intracranial Pressure Estimation based on Brain CT Images

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Main Results:

  • Sudden increases in ICP can be managed with osmotic agents, certain anesthetics, and brief periods of mild hyperventilation.
  • Propofol is identified as a suitable agent for sedating patients with elevated ICP.
  • Cranial surgical decompression appears to improve outcomes, particularly in younger patients (under 50 years old) and children.

Conclusions:

  • A multimodal approach is essential for effective intracranial pressure (ICP) management.
  • Targeted interventions like propofol sedation and surgical decompression offer significant benefits for specific patient groups.
  • Early and appropriate management strategies are crucial for improving patient outcomes in cases of increased ICP.