Intracerebral haemorrhage

Laurent Puy1, Adrian R Parry-Jones2,3,4, Else Charlotte Sandset5,6

  • 1Lille Neuroscience & Cognition (LilNCog) - U1172, University of Lille, Inserm, CHU Lille, Lille, France.

Insights

Intracerebral haemorrhage (ICH) is a severe brain bleed impacting survival and quality of life. While understanding and prediction have improved, preventing hematoma expansion remains the critical, albeit challenging, therapeutic target.

Area of Science:

  • Neurology
  • Vascular Medicine
  • Critical Care Medicine

Background:

  • Intracerebral haemorrhage (ICH) results from cerebral vessel rupture, leading to blood entering brain tissue.
  • ICH significantly contributes to stroke-related mortality and long-term patient dependency, with only 50% survival at one year.
  • Increasing ICH incidence is linked to improved vascular prevention and increased antithrombotic agent use.

Purpose of the Study:

  • To review the current understanding of intracerebral haemorrhage (ICH).
  • To discuss the pathophysiology, incidence trends, and outcomes associated with ICH.
  • To highlight the challenges in ICH management and secondary prevention.

Main Methods:

  • Review of existing literature on intracerebral haemorrhage.
  • Analysis of pathophysiology, including mass effect, hematoma expansion, and secondary injury.
  • Examination of trends in ICH incidence and outcomes over recent decades.

Main Results:

  • ICH pathophysiology involves complex mechanical and secondary injury processes.
  • Hematoma expansion is identified as the primary therapeutic target in acute ICH.
  • Advances in identifying causes and predicting outcomes have been made, but specific treatments remain elusive.

Conclusions:

  • Intracerebral haemorrhage (ICH) is a critical medical emergency requiring immediate attention.
  • Prevention of hematoma expansion is the key focus for acute ICH management.
  • Long-term management of vascular risk factors post-ICH presents ongoing challenges, necessitating individualized risk-benefit assessments.

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